Komputer for Alle 2002 #12

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*GROUP* Math pi 3.141592653589793238462 *GROUP* Physics c (m/s) 299792458 Boltzman's constant (J/K) 1.380658*10^-23 gas constant 8.31451 gravitational constant 6.67259*10^-11 g 9.80665 permeability of a vacuum 1.2566370614359*10^-6 permittivity of a vacuum 8.8541878176204*10^-12 Planck constant 6.6260755*10^-34 atomic mas unit 1.6605402*10^-27 mass of electron 9.1093897*10^-31 mass of proton 1.6726231*10^-27 mass of neutron 1.6749286*10^-27 Coulomb constant 8.9875517873682*10^9 electron charge (C) 1.60217733*10^-19 proton charge 1.60210*10^-19 charge/mass ratio for electron 1.758796*10^11 Avagadro number 6.0221367*10^23 Faraday constant 9.64870*10^4 Rydberg constant 1.097373*10^7 Stefan-Boltzman constant 5.6697*10^-8 *GROUP* Planets **GROUP** Mercury ***GROUP*** Bulk Parameters mass (kg) .3302*10^24 volume (km^3) 6.085*10^10 equatorial radius (km) 2440 polar radius (km) 2440 volumetric mean radius (km) 2440 ellipticity 0 mean density (kg / m^3) 5427 surface gravity (m/s^2) 3.70 escape velocity (km/s) 4.3 GM (km^3/s^2) .02203*10^6 bond albedo 0.056 visual geometric albedo 0.11 visual magnitude -0.42 solar irradiance (W/m^2) 9214 black-body temperature (K) 442.5 moment of inertia (I / MR^2) 0.33 ***GROUP*** Orbital Parameters semimajor axis (km) 57.6*10^6 sidereal orbit period (days) 87.969 tropical orbit period (days) 87.968 perihelion (km) 4.60*10^7 aphelion (km) 6.98*10^7 sydonic period (days) 115.88 mean orbital velocity (km/s) 47.89 orbital inclination (degrees) 7 orbital eccentricity .2056 sidereal rotation period (hours) 1407.6 obliquity to orbit 0.1 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc s) 13 minimum apparent diameter from earth (arc s) 4.5 maximum distance from earth (km) 2.219*10^8 minimum distance from earth (km) 7.73*10^7 apparent magnitude from opposition -1.9 ***GROUP*** Atmosphere Parameters surface pressure (bars) 10*10^-15 average temperature (K) 440 percentage of atmosphere: Oxygen 42 percentage of atmosphere: Sodium 29 percentage of atmosphere: Hydrogen 22 percentage of atmosphere: Helium 6 percentage of atmosphere: Potassium .5 **GROUP** Venus ***GROUP*** Bulk Parameters mass (kg) 4.869*10^24 volume (km^3) 9.2843*10^11 equatorial radius (km) 6052 polar radius (km) 6052 volumetric mean radius (km) 6052 ellipticity 0 mean density (kg/m^3) 5204 surface gravity (m/s^2) 8.87 escape velocity (km/s) 10.36 GM (km^3/s^2) .3249*10^6 bond albedo .72 visual geometric albedo .65 visual magnitude -4.40 solar irradiance (W/m^2) 2660 black-body temperature (K) 238.9 moment of inertia (I / MR^2) 0.33 topographic range (km) 15 ***GROUP*** Orbital Parameters semimajor axis (km) 1.082*10^8 sidereal orbit period (days) 224.701 tropical orbit period (days) 224.695 perihelion (km) 1.075*10^8 aphelion (km) 1.089*10^8 sydonic period (days) 583.92 mean orbital velocity (km/s) 35.02 orbital inclination (degrees) 3.39 orbital eccentricity .0068 sidereal rotation period (hours) 5832.5 obliquity to orbit 177.3 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc s) 66 minimum apparent diameter from earth (arc s) 9.7 maximum distance from earth (km) 2.610*10^8 minimum distance from earth (km) 3.82*10^7 apparent magnitude from opposition -4.4 ***GROUP*** Atmospheric Parameters surface pressure (bars) 92 surface density (kg/m^3) 65 scale height (km) 15.9 average temperature (K) 737 diurnal temperature range 0 average surface wind speeds (m/s) .65 mean molecular weight (g/mol) 43.45 percentage of atmosphere: Carbon Dioxide 96.5 percentage of atmosphere: Nitrogen 3.5 atmosphere concentration of Sulphur Dioxide (ppm) 150 atmosphere concentration of Argon (ppm) 70 atmosphere concentration of water (ppm) 20 atmosphere concentration of carbon monoxide (ppm) 17 atmosphere concentration of helium (ppm) 12 atmosphere concentration of neon (ppm) 7 **GROUP** Earth ***GROUP*** Bulk Parameters mass (kg) 5.9736*10^24 volume (km^3) 1.08321*10^12 equatorial radius (km) 6378 polar radius (km) 6356 volumetric mean radius (km) 6371 core radius (km) 3485 ellipticity 0.0034 mean density (kg/m^3) 5520 surface gravity (m/s^2) 9.78 escape velocity (km/s) 11.186 GM (km^3/s^2) .3986*10^6 bond albedo .385 visual geometric albedo .367 visual magnitude -3.86 solar irradiance (W/m^2) 1360 black-body temperature (K) 247.3 moment of inertia (I / MR^2) 0.3308 topographic range (km) 20 ***GROUP*** Orbital Parameters semimajor axis (km) 1.496*10^8 sidereal orbit period (days) 365.256 tropical orbit period (days) 365.242 perihelion (km) 1.471*10^8 aphelion (km) 1.521*10^8 mean orbital velocity (km/s) 29.79 orbital inclination (degrees) 0.00 orbital eccentricity .0167 sidereal rotation period (hours) 23.9345 obliquity to orbit 23.45 ***GROUP*** Atmospheric Parameters surface pressure (bars) 1014 surface density (kg/m^3) 1.217 scale height (km) 8.5 average temperature (K) 288 mean molecular weight (g/mol) 28.97 percentage of atmosphere: Nitrogen 78.084 percentage of atmosphere: Oxygen 20.946 percentage of atmosphere: Water 1 percentage of atmosphere: Argon .934 percentage of atmosphere: Carbon Dioxide .035 atmosphere concentration of Neon (ppm) 18.18 atmosphere concentration of Helium (ppm) 5.24 atmosphere concentration of CH4 (ppm) 1.7 atmosphere concentration of Krypton (ppm) 1.14 atmosphere concentration of Hydrogen (ppm) .55 ***GROUP*** Satellites ****GROUP**** Moon *****GROUP***** Bulk Parameters mass (kg) 7.349*10^22 volume (km^3) 2.1973*10^10 equatorial radius (km) 1738 polar radius (km) 1735 volumetric mean radius (km) 1737.5 ellipticity 0.002 mean density (kg/m^3) 3340 surface gravity (m/s^2) 1.62 escape velocity (km/s) 2.38 GM (km^3/s^2) 0.0049*10^6 bond albedo .067 visual geometric albedo 0.12 solar irradiance (W/m^2) 1380 black-body temperature (K) 274.5 moment of inertia (I / MR^2) .394 topographic range (km) 16 *****GROUP***** Orbital Parameters semimajor axis (km) .3844*10^6 perigee (km) .3633*10^6 apogee (km) .4055*10^6 revolution period (days) 27.322 sydonic period (days) 29.53 mean orbital velocity (km/s) 1.023 orbital inclination (degrees) 5.145 orbital eccentricity .0549 sidereal rotation period (hours) 655.728 equatorial inclination (degrees) 6.68 recession rate from earth (cm / yr) 3.8 **GROUP** Mars ***GROUP*** Bulk Parameters mass (kg) .6419*10^24 volume (km^3) 16.318*10^10 equatorial radius (km) 3397 polar radius (km) 3375 volumetric mean radius (km) 3390 core radius (km) 1700 ellipticity 0.0065 mean density (kg/m^3) 3933 surface gravity (m/s^2) 3.69 escape velocity (km/s) 5.03 GM (km^3/s^2) 0.04283*10^6 bond albedo 0.16 visual geometric albedo 0.150 visual magnitude -1.52 solar irradiance (W/m^2) 595 black-body temperature (K) 216.6 moment of inertia (I / MR^2) 0.366 topographic range (km) 36 ***GROUP*** Orbital Parameters semimajor axis (km) 2.279*10^8 sidereal orbit period (days) 686.980 tropical orbit period (days) 686.930 perihelion (km) 2.066*10^8 aphelion (km) 2.493*10^8 mean orbital velocity (km/s) 24.13 orbital inclination (degrees) 1.85 orbital eccentricity .0934 sidereal rotation period (hours) 24.6229 obliquity to orbit 25.19 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc s) 25.7 minimum apparent diameter from earth (arc s) 3.5 maximum distance from earth (km) 4.013*10^8 minimum distance from earth (km) 5.45*10^7 apparent magnitude from opposition -2.0 ***GROUP*** Atmospheric Parameters surface pressure (bars) 7.9 surface density (kg/m^3) 0.020 scale height (km) 11.1 average temperature (K) 210 mean molecular weight (g/mol) 43.34 percentage of atmosphere: Carbon Dioxide 95.32 percentage of atmosphere: Nitrogen 2.7 percentage of atmosphere: Argon 1.6 percentage of atmosphere: Oxygen 0.13 percentage of atmosphere: Carbon Monoxide 0.08 atmosphere concentration of Water (ppm) 210 atmosphere concentration of Nitrogen Oxide (ppm) 100 atmosphere concentration of Neon (ppm) 2.5 atmosphere concentration of HDO (ppm) .85 atmosphere concentration of Krypton (ppm) .3 atmosphere concentration of Xenon (ppm) .08 ***GROUP*** Satellites ****GROUP**** Phobos *****GROUP***** Bulk Parameters mass (kg) 1.08*10^16 major axis radius (km) 13 minor axis radius (km) 9 mean density (kg/m^3) 1900 geometric albedo 0.06 visual magnitude 11.8 *****GROUP***** Orbital Paramters mean distance from Mars (km) 9377 sidereal orbit period (days) .31891 orbital inclination (degrees) 1.08 orbital eccentricity 0.0151 ****GROUP**** Deimos *****GROUP***** Bulk Parameters mass (kg) 1.8*10^15 major axis radius (km) 8 minor axis radius (km) 5 mean density (kg/m^3) 1750 geometric albedo 0.07 visual magnitude 12.89 *****GROUP***** Orbital Paramters mean distance from Mars (km) 23436 sidereal orbit period (days) 1.26244 orbital inclination (degrees) 1.79 orbital eccentricity 0.00033 **GROUP** Jupiter ***GROUP*** Bulk Parameters mass (kg) 1.8966*10^27 volume (km^3) 1.43128*10^15 equatorial radius (km) 71492 polar radius (km) 66854 volumetric mean radius (km) 69911 ellipticity 0.0649 mean density (kg/m^3) 1326 surface gravity (m/s^2) 23.12 esacpe velocity (km/s) 59.5 GM (km^3/s^2) 1.26686*10^8 bond albedo 0.70 visual geometric albedo 0.52 visual magnitude -9.40 solar irradiance (W/m^2) 51.0 black-body temperature (K) 90.6 moment of inertia (I/MR^2) 0.254 ***GROUP*** Orbital Parameters semimajor axis (km) 7.784*10^8 sidereal orbit period (days) 4332.589 tropical orbit period (days) 4330.595 perihelion (km) 7.406*10^8 aphelion (km) 8.160*10^8 synodic period (days) 398.88 mean orbital velocity (km/s) 13.07 orbital inclination (degrees) 1.305 orbital eccentricity 0.04839 sidereal rotation period (hours) 9.9250 obliquity to orbit (degrees) 3.12 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc seconds) 59.0 minimum apparent diameter from earth (arc seconds) 29.8 maximum distance from earth (km) 9.681*10^8 minimum distance from earth (km) 5.885*10^8 apparent magnitude near opposition -2.7 ***GROUP*** Atmospheric Parameters average temperature (K) 129 mean molecular weight (g/mol) 2.22 percentage of atmosphere: Hydrogen 88 percentage of atmosphere: Helium 11 percentage of atmosphere: Methane .2 percentage of atmosphere: Ammonia .02 atmosphere concentration of Hydrogen Deuteride (ppm) 20 atmosphere concentration of Ethane (ppm) 5 atmosphere concentration of Water (ppm) 1 ***GROUP*** Satellites ****GROUP**** Io *****GROUP***** Bulk Parameters mass (kg) 8.933*10^22 radius (km) 1821.3 mean density (kg/m^3) 3530 visual geometric albedo 0.61 *****GROUP***** Orbital Parameters semimajor axis (km) 4.216*10^5 period (days) 1.769138 orbital inclination (degrees) 0.040 orbital eccentricity 0.041 ****GROUP**** Europa *****GROUP***** Bulk Parameters mass (kg) 4.797*10^22 radius (km) 1565 mean density (kg/m^3) 2990 visual geometric albedo 0.64 *****GROUP***** Orbital Parameters semimajor axis (km) 6.709*10^5 period (days) 3.551810 orbital inclination (degrees) 0.470 orbital eccentricity 0.0101 ****GROUP**** Ganymede *****GROUP***** Bulk Parameters mass (kg) 1.482*10^22 radius (km) 2634 mean density (kg/m^3) 1940 visual geometric albedo 0.42 *****GROUP***** Orbital Parameters semimajor axis (km) 1.070*10^6 period (days) 7.154553 orbital inclination (degrees) 0.195 orbital eccentricity .0015 ****GROUP**** Callisto *****GROUP***** Bulk Parameters mass (kg) 1.076*10^22 radius (km) 2403 mean density (kg/m^3) 1851 visual geometric albedo 0.20 *****GROUP***** Orbital Parameters semimajor axis (km) 1.883*10^6 period (days) 16.689018 orbital inclination (degrees) 0.281 orbital eccentricity 0.007 **GROUP** Saturn ***GROUP*** Bulk Parameters mass (kg) 4.6846*10^26 volume (km^3) 8.2713*10^14 equatorial radius (km) 60268 polar radius (km) 54364 volumetric mean radius (km) 58232 ellipticity 0.0980 mean density (kg/m^3) 687 surface gravity (m/s^2) 8.96 escape velocity (km/s) 35.5 GM (km^3/s^2) 3.7931*10^7 bond albedo 0.75 visual geometric albedo 0.47 visual magnitude -8.88 solar irradiance (W/m^2) 15.0 black-body temperature (K) 83.9 moment of inertia (I/MR^2) .210 ***GROUP*** Orbital Parameters semimajor axis (km) 1.4268*10^9 sidereal orbit period (days) 10759.22 tropical orbit period (days) 10746.94 perihelion (km) 1.3476*10^9 aphelion (km) 1.5064*10^9 synodic period (days) 378.09 mean orbital velocity (km/s) 9.66 orbital inclination (degrees) 2.484 orbital eccentricity 0.05415 sidereal rotation period (hours) 10.5 obliquity to orbit (degrees) 26.73 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc seconds) 20.1 minimum apparent diameter from earth (arc seconds) 14.5 maximum distance from earth (km) 1.6585*10^9 minimum distance from earth (km) 1.1955*10^9 apparent magnitude near opposition 0.7 ***GROUP*** Atmospheric Parameters average temperature (K) 97 temperature at 1 bar (K) 134 scale height (km) 59.6 mean molecular weight (g/mol) 2.07 percentage of atmosphere: Hydrogen 89 percentage of atmosphere: Helium 11 percentage of atmosphere: Methane .3 percentage of atmosphere: Ammonia .02 atmosphere concentration of Ethane (ppm) 2 ***GROUP*** Satellites ****GROUP**** Mimas *****GROUP***** Bulk Parameters mass (kg) 3.75*10^19 radius (km) 198.8 mean density (kg/m^3) 1140 visual geometric albedo 0.5 *****GROUP***** Orbital Parameters semimajor axis (km) 1.8552*10^5 period (days) .942422 orbital inclination (degrees) 1.53 orbital eccentricity 0.0202 ****GROUP**** Tethys *****GROUP***** Bulk Parameters mass (kg) 6.22*10^20 radius (km) 529.9 mean density (kg/m^3) 1000 visual geometric albedo 0.9 *****GROUP***** Orbital Parameters semimajor axis (km) 2.9466*10^5 period (days) 1.887802 orbital inclination (degrees) 1.09 orbital eccentricity 0.0 ****GROUP**** Rhea *****GROUP***** Bulk Parameters mass (kg) 23.1*10^21 radius (km) 764 mean density (kg/m^3) 1240 visual geometric albedo 0.7 *****GROUP***** Orbital Parameters semimajor axis (km) 5.2704*10^5 period (days) 4.517500 orbital inclination (degrees) .35 orbital eccentricity 0.001 ****GROUP**** Hyperion *****GROUP***** Bulk Parameters *****GROUP***** Orbital Parameters semimajor axis (km) 1.4811*10^6 period (days) 21.276609 orbital inclination (degrees) .43 orbital eccentricity .1042 ****GROUP**** Enceladus *****GROUP***** Bulk Parameters mass (kg) 7.3*10^19 radius (km) 249.1 mean density (kg/m^3) 1120 visual geometric albedo 1.0 *****GROUP***** Orbital Parameters semimajor axis (km) 2.3802*10^5 period (days) 1.370218 orbital inclination (degrees) 0.02 orbital eccentricity 0.0045 ****GROUP**** Dione *****GROUP***** Bulk Parameters mass (kg) 1.052*10^21 radius (km) 560 mean density (kg/m^3) 1440 visual geometric albedo 0.7 *****GROUP***** Orbital Parameters semimajor axis (km) 3.7740*10^5 period (days) 2.736915 orbital inclination (degrees) 0.02 orbital eccentricity 0.0022 ****GROUP**** Titan *****GROUP***** Bulk Parameters mass (kg) 1.3455*10^23 radius (km) 2575 mean density (kg/m^3) 1881 visual geometric albedo .21 *****GROUP***** Orbital Parameters semimajor axis (km) 1.22185*10^6 period (days) 15.945421 orbital inclination (degrees) .33 orbital eccentricity 0.0292 ****GROUP**** Iapetus *****GROUP***** Bulk Parameters mass (kg) 1.59*10^21 radius (km) 718 mean density (kg/m^3) 1020 *****GROUP***** Orbital Parameters semimajor axis (km) 3.5613*10^6 period (days) 59.030 orbital inclination (degrees) 7.52 orbital eccentricity 0.0283 **GROUP** Uranus ***GROUP*** Bulk Parameters mass (kg) 8.683*10^25 volume (km^3) 6.833*10^13 equatorial radius (km) 25559 polar radius (km) 24973 volumetric mean radius (km) 25362 ellipticity 0.023 mean density (kg/m^3) 1318 surface gravity (m/s^2) 8.6 escape velocity (km/s) 21.3 GM (km^3/s^2) 5.794*10^6 bond albedo 0.90 visual geometric albedo 0.51 visual magnitude -7.19 solar irradiance (W/m^2) 3.71 black-body temperature (K) 35.9 moment of inertia (I/MR^2) .225 ***GROUP*** Orbital Parameters semimajor axis (km) 2.871*10^9 sidereal orbit period (days) 30685.4 tropical orbit period (days) 30588.740 perihelion (km) 2.7340*10^9 aphelion (km) 3.0052*10^9 synodic period (days) 369.66 mean orbital velocity (km/s) 6.82 orbital inclination (degrees) .770 orbital eccentricity 0.04718 sidereal rotation period (hours) 17.24 obliquity to orbit (degrees) 97.86 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc seconds) 4.1 minimum apparent diameter from earth (arc seconds) 3.3 maximum distance from earth (km) 3.1573*10^9 minimum distance from earth (km) 2.5819*10^9 apparent magnitude near opposition 5.5 ***GROUP*** Atmospheric Parameters average temperature (K) 58 temperature at 1 bar (K) 76 density at 1 bar (kg/m^3) 0.42 scale height (km) 59.6 mean molecular weight (g/mol) 2.64 percentage of atmosphere: Hydrogen 89 percentage of atmosphere: Helium 11 ***GROUP*** Satellites ****GROUP**** Miranda *****GROUP***** Bulk Parameters mass (kg) 6.59*10^19 mean density (kg/m^3) 1200 visual geometric albedo 0.27 *****GROUP***** Orbital Parameters semimajor axis (km) 1.298*10^5 period (days) 1.413 orbital inclination (degrees) 4.22 orbital eccentricity 0.0027 ****GROUP**** Ariel *****GROUP***** Bulk Parameters mass (kg) 1.353*10^21 mean density (kg/m^3) 1670 visual geometric albedo 0.34 *****GROUP***** Orbital Parameters semimajor axis (km) 1.912*10^5 period (days) 2.520 orbital inclination (degrees) .31 orbital eccentricity 0.0034 ****GROUP**** Umbriel *****GROUP***** Bulk Parameters mass (kg) 1.172*10^21 radius (km) 584.7 mean density (kg/m^3) 1400 visual geometric albedo 0.18 *****GROUP***** Orbital Parameters semimajor axis (km) 2.660*10^5 period (days) 4.144 orbital inclination (degrees) .36 orbital eccentricity 0.0050 ****GROUP**** Titania *****GROUP***** Bulk Parameters mass (kg) 3.527*10^21 radius (km) 788.9 mean density (kg/m^3) 1710 visual geometric albedo 0.27 *****GROUP***** Orbital Parameters semimajor axis (km) 4.358*10^5 period (days) 8.706 orbital inclination (degrees) 0.10 orbital eccentricity 0.0022 ****GROUP**** Oberon *****GROUP***** Bulk Parameters mass (kg) 3.014*10^21 radius (km) 761.4 mean density (kg/m^3) 1630 visual geometric albedo 0.24 *****GROUP***** Orbital Parameters semimajor axis (km) 5.826*10^5 period (days) 13.463 orbital inclination (degrees) 0.10 orbital eccentricity 0.0008 **GROUP** Neptune ***GROUP*** Bulk Parameters mass (kg) 1.0243*10^26 volume (km^3) 6.254*10^13 equatorial radius (km) 24766 polar radius (km) 24342 volumetric mean radius (km) 24624 ellipticity 0.0171 mean density (kg/m^3) 1638 surface gravity (m/s^2) 11.00 escape velocity (km/s) 23.5 GM (km^3/s^2) 6.8351*10^6 bond albedo .82 visual geometric albedo .41 visual magnitude -6.87 solar irradiance (W/m^2) 1.47 black-body temperature (K) 33.2 ***GROUP*** Orbital Parameters semimajor axis (km) 4.4983*10^9 sidereal orbit period (days) 60189.0 tropical orbit period (days) 59799.9 perihelion (km) 4.4580*10^9 aphelion (km) 4.5352*10^9 synodic period (days) 367.49 mean orbital velocity (km/s) 5.48 orbital inclination (degrees) 1.769 orbital eccentricity 0.00859 sidereal rotation period (hours) 16.11 obliquity to orbit (degrees) 29.56 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc seconds) 2.4 minimum apparent diameter from earth (arc seconds) 2.2 maximum distance from earth (km) 4.6873*10^9 minimum distance from earth (km) 4.3059*10^9 apparent magnitude near opposition 7.8 ***GROUP*** Atmospheric Parameters average temperature (K) 58 temperature at 1 bar (K) 72 density at 1 bar (kg/m^3) .45 percentage of atmosphere: Molecular Hydrogen 80 percentage of atmosphere: Helium 19 percentage of atmosphere: Methane 1.5 atmosphere concentration of Hydrogen Deuteride (ppm) 105 atmosphere concentration of Ethane (ppm) 1.5 ***GROUP*** Satellites ****GROUP**** Naiad *****GROUP***** Bulk Parameters radius (km) 29 visual geometric albedo 0.06 *****GROUP***** semimajor axis (km) 4.8227*10^4 period (days) .294396 orbital inclination (degrees) 4.74 orbital eccentricity 0.0 ****GROUP**** Thalassa *****GROUP***** Bulk Parameters radius (km) 40 visual geometric albedo 0.06 *****GROUP***** semimajor axis (km) 5.0075*10^4 period (days) .311485 orbital inclination (degrees) .21 orbital eccentricity 0.0 ****GROUP**** Despina *****GROUP***** Bulk Parameters radius (km) 74 visual geometric albedo 0.06 *****GROUP***** semimajor axis (km) 5.2526*10^4 period (days) .335655 orbital inclination (degrees) 0.07 orbital eccentricity 0.0 ****GROUP**** Galatea *****GROUP***** Bulk Parameters radius (km) 79 visual geometric albedo 0.06 *****GROUP***** semimajor axis (km) 6.1953*10^4 period (days) 4.28745 orbital inclination (degrees) 0.05 orbital eccentricity 0.0 ****GROUP**** Larissa *****GROUP***** Bulk Parameters visual geometric albedo 0.06 *****GROUP***** semimajor axis (km) 7.3548*10^4 period (days) .554654 orbital inclination (degrees) 0.20 orbital eccentricity 0.0 ****GROUP**** Proteus *****GROUP***** Bulk Parameters visual geometric albedo 0.06 *****GROUP***** semimajor axis (km) 1.17647*10^5 period (days) 1.122315 orbital inclination (degrees) .55 orbital eccentricity 0.0 ****GROUP**** Triton *****GROUP***** Bulk Parameters mass (kg) 2.147*10^22 radius (km) 1352.6 mean density (kg/m^3) 2054 visual geometric albedo 0.7 *****GROUP***** semimajor axis (km) 3.5476*10^5 period (days) 5.876854 orbital inclination (degrees) 156.834 ****GROUP**** Nereid *****GROUP***** Bulk Parameters radius (km) 170 visual geometric albedo 0.2 *****GROUP***** semimajor axis (km) 5.5134*10^6 period (days) 360.13619 orbital inclination (degrees) 7.23 orbital eccentricity 0.7512 **GROUP** Pluto ***GROUP*** Bulk Parameters mass (kg) 1.25*10^22 volume (km^3) 6.16*10^9 volumetric mean radius (km) 1137 mean density (kg/m^3) 2050 surface gravity (m/s^2) 0.66 escape velocity (km/s) 1.1 GM (km^3/s^2) 8.3*10^2 bond albedo 0.145 visual geometric albedo 0.3 solar irradiance (W/m^2) 0.9 black-body temperature (K) 42.7 ***GROUP*** Orbital Parameters semimajor axis (km) 5.9064*10^9 sidereal orbit period (days) 90465 tropical orbit period (days) 90588 perihelion (km) 4.4458*10^9 aphelion (km) 7.3812*10^9 synodic period (days) 366.73 mean orbital velocity (km/s) 4.75 orbital inclination (degrees) 17.14 orbital eccentricity .2488 sidereal rotation period (hours) 153.2928 obliquity to orbit (degrees) 122.46 ***GROUP*** Observational Parameters maximum apparent diameter from earth (arc seconds) .11 minimum apparent diameter from earth (arc seconds) .06 maximum distance from earth (km) 7.5333*10^9 minimum distance from earth (km) 4.2937*10^9 apparent magnitude near opposition 15.1 ***GROUP*** Atmospheric Parameters Average Temperature (K) 50 Scale Height (km) 60 ***GROUP*** Satellites ****GROUP**** Charon *****GROUP***** Bulk Parameters mass (kg) 1.7*10^21 equatorial radius (km) 586 mean density (km/m^3) 1800 surface gravity (m/s^2) 0.21 escape velocity (km/2) 0.58 albedo 0.375 *****GROUP***** Orbital Parameters mean distance from pluto (km) 19405 orbital inclination (degrees) 96.56 orbital eccentricity 0.0 sidereal orbit period (days) 6.387 *GROUP* Periodic Table **GROUP** A - B ***GROUP*** Actinium (Ac) atomic number 89 atomic mass 227.0278 ***GROUP*** Silver (Ag) atomic number 47 atomic mass 107.87 boiling point(C) 2210 melting point(C) 960.8 density 10.5 heat vapor 60.7 heat fusion 2.7 electrical conductivity 0.616 thermal conductivity 0.98 specific heat capacity 0.056 ***GROUP*** Aluminum (Al) atomic number 13 atomic mass 26.9815 boiling point(C) 2450 melting point(C) 660 density 2.7 heat vapor 67.9 heat fusion 2.55 electrical conductivity 0.382 thermal conductivity 0.5 specific heat capacity 0.215 ***GROUP*** Americium (Am) atomic number 95 atomic mass 243.0614 ***GROUP*** Argon (Ar) atomic number 18 atomic mass 39.948 boiling point(C) -185.8 melting point(C) -189.4 density 1.4 heat vapor 1.56 heat fusion 0.281 thermal conductivity 4*10^-5 specific heat capacity 0.125 ***GROUP*** Arsenic (As) atomic number 33 atomic mass 74.992 boiling point(C) 613 melting point(C) 817 density 5.72 heat vapor 7.75 heat fusion 6.62 electrical conductivity 0.029 specific heat capacity 0.082 ***GROUP*** Astatine (At) atomic number 85 atomic mass 209.987 ***GROUP*** Gold (Au) atomic number 79 atomic mass 196.967 boiling point(C) 2970 melting point(C) 1063 density 19.3 heat vapor 81.8 heat fusion 3.03 electrical conductivity 0.42 thermal conductivity 0.71 specific heat capacity 0.031 ***GROUP*** Boron (B) atomic number 5 atomic mass 10.811 melting point(C) 2030 density 2.34 heat vapor 128 heat fusion 5.3 electrical conductivity 10^(-12) specific heat capacity 0.309 ***GROUP*** Barium (Ba) atomic number 56 atomic mass 137.34 boiling point(C) 1640 melting point(C) 714 density 3.5 heat vapor 35.7 heat fusion 1.83 electrical conductivity 0.016 specific heat capacity 0.068 ***GROUP*** Beryllium (Be) atomic number 4 atomic mass 9.0122 boiling point(C) 2770 melting point(C) 1277 density 1.85 heat vapor 73.9 heat fusion 2.8 electrical conductivity 0.25 thermal conductivity 0.38 specific heat capacity 0.45 ***GROUP*** Bismut (Bi) atomic number 83 atomic mass 208.98 boiling point(C) 1560 melting point(C) 271.3 density 9.8 heat vapor 42.7 heat fusion 2.6 electrical conductivity 0.009 thermal conductivity 0.02 specific heat capacity 0.034 ***GROUP*** Berkelium (Bk) atomic number 97 atomic mass 247.0703 ***GROUP*** Bromine (Br) atomic number 35 atomic mass 79.909 boiling point(C) 58 melting point(C) -7.2 density 3.12 heat vapor 3.58 heat fusion 1.26 electrical conductivity 10^-18 specific heat capacity 0.07 **GROUP** C ***GROUP*** Carbon (C) atomic number 6 atomic mass 12.0112 boiling point(C) 4830 melting point(C) 3727 density 2.26 heat vapor 171.7 electrical conductivity 0.0007 thermal conductivity 0.057 specific heat capacity 0.165 ***GROUP*** Calcium (Ca) atomic number 20 atomic mass 40.08 boiling point(C) 1440 melting point(C) 838 density 1.55 heat vapor 36.74 heat fusion 2.1 electrical conductivity 0.218 thermal conductivity 0.3 specific heat capacity 0.149 ***GROUP*** Cadmium (Cd) atomic number 48 atomic mass 112.4 boiling point(C) 765 melting point(C) 320.9 density 8.65 heat vapor 23.9 heat fusion 1.46 electrical conductivity 0.146 thermal conductivity 0.22 specific heat capacity 0.055 ***GROUP*** Cerium (Ce) atomic number 58 atomic mass 140.12 boiling point(C) 3468 melting point(C) 795 density 6.67 heat vapor 95 heat fusion 1.2 electrical conductivity 0.013 thermal conductivity 0.026 specific heat capacity 0.042 ***GROUP*** Californium (Cf) atomic number 98 atomic mass 251.0796 ***GROUP*** Chlorine (Cl) atomic number 17 atomic mass 35.453 boiling point(C) -34.7 melting point(C) -101 density 1.56 heat vapor 2.44 heat fusion 0.77 thermal conductivity 2*10^-5 specific heat capacity 0.116 ***GROUP*** Curium (Cm) atomic number 96 atomic mass 247.0704 ***GROUP*** Cobalt (Co) atomic number 27 atomic mass 58.933 boiling point(C) 2900 melting point(C) 1495 density 8.9 heat vapor 93 heat fusion 3.64 electrical conductivity 0.16 thermal conductivity 0.16 specific heat capacity 0.099 ***GROUP*** Chromium (Cr) atomic number 24 atomic mass 51.996 boiling point(C) 2665 melting point(C) 1875 density 7.19 heat vapor 72.97 heat fusion 3.3 electrical conductivity 0.078 thermal conductivity 0.16 specific heat capacity 0.11 ***GROUP*** Cesium (Cs) atomic number 55 atomic mass 132.905 boiling point(C) 690 melting point(C) 28.7 density 1.9 heat vapor 16.3 heat fusion 0.5 electrical conductivity 0.053 specific heat capacity 0.052 ***GROUP*** Copper (Cu) atomic number 29 atomic mass 63.54 boiling point(C) 2595 melting point(C) 1083 density 8.96 heat vapor 72.8 heat fusion 3.11 electrical conductivity 0.593 thermal conductivity 0.94 specific heat capacity 0.092 **GROUP** D - G ***GROUP*** Dysprosium (Dy) atomic number 66 atomic mass 162.5 boiling point(C) 2600 melting point(C) 1407 density 8.54 heat vapor 67 heat fusion 4.1 electrical conductivity 0.011 thermal conductivity 0.024 specific heat capacity 0.041 ***GROUP*** Erbium (Er) atomic number 68 atomic mass 167.26 boiling point(C) 2900 melting point(C) 1497 density 9.05 heat vapor 67 heat fusion 4.1 electrical conductivity 0.012 thermal conductivity 0.023 specific heat capacity 0.04 ***GROUP*** Einsteinium (Es) atomic number 99 atomic mass 254.0881 ***GROUP*** Europium (Eu) atomic number 63 atomic mass 151.96 boiling point(C) 1493 melting point(C) 826 density 5.26 heat vapor 42 heat fusion 2.2 electrical conductivity 0.012 specific heat capacity 0.039 ***GROUP*** Flourine (F) atomic number 9 atomic mass 18.9984 boiling point(C) -188.2 melting point(C) -219.6 density 1.505 heat vapor 0.755 heat fusion 0.061 specific heat capacity 0.18 ***GROUP*** Iron (Fe) atomic number 26 atomic mass 55.847 boiling point(C) 3000 melting point(C) 1536 density 7.86 heat vapor 84.6 heat fusion 3.67 electrical conductivity 0.1 thermal conductivity 0.18 specific heat capacity 0.11 ***GROUP*** Fermium (Fm) atomic number 100 atomic mass 257.0951 ***GROUP*** Francium (Fr) atomic number 87 atomic mass 223.0189 ***GROUP*** Gallium (Ga) atomic number 31 atomic mass 69.72 boiling point(C) 2237 melting point(C) 29.8 density 5.91 heat fusion 1.34 electrical conductivity 0.058 specific heat capacity 0.079 ***GROUP*** Gadolinium (Gd) atomic number 64 atomic mass 157.25 boiling point(C) 3000 melting point(C) 1312 density 7.89 heat vapor 72 heat fusion 3.7 electrical conductivity 0.007 thermal conductivity 0.021 specific heat capacity 0.071 ***GROUP*** Geranium (Ge) atomic number 32 atomic mass 72.59 boiling point(C) 2830 melting point(C) 937.4 density 5.32 heat vapor 68 heat fusion 7.6 electrical conductivity 0.022 thermal conductivity 0.14 specific heat capacity 0.073 **GROUP** H - L ***GROUP*** Hydrogen (H) atomic number 1 atomic mass 1.008 boiling point(C) -252.7 melting point(C) -259.2 density 0.071 heat vapor 0.108 heat fusion 0.014 thermal conductivity 0.0004 specific heat capacity 3.45 ***GROUP*** Ha (Ha) atomic number 105 ***GROUP*** Helium (He) atomic number 2 atomic mass 4.0026 boiling point(C) -268.9 melting point(C) -269.7 density 0.126 heat vapor 0.02 heat fusion 0.0005 thermal conductivity 0.0003 specific heat capacity 1.25 ***GROUP*** Hafnium (Hf) atomic number 72 atomic mass 178.49 boiling point(C) 5400 melting point(C) 2222 density 13.1 heat vapor 155 heat fusion 5.2 electrical conductivity 0.031 thermal conductivity 0.22 specific heat capacity 0.035 ***GROUP*** Mercury (Hg) atomic number 80 atomic mass 200.59 boiling point(C) 357 melting point(C) -38.4 density 13.6 heat vapor 13.9 heat fusion 0.56 electrical conductivity 0.011 thermal conductivity 0.02 specific heat capacity 0.033 ***GROUP*** Holmium (Ho) atomic number 67 atomic mass 164.93 boiling point(C) 2600 melting point(C) 1461 density 8.8 heat vapor 67 heat fusion 4.1 electrical conductivity 0.011 specific heat capacity 0.039 ***GROUP*** Iodine (I) atomic number 53 atomic mass 126.904 boiling point(C) 183 melting point(C) 113.7 density 4.94 heat vapor 5.2 heat fusion 1.87 electrical conductivity 10^-15 thermal conductivity 0.001 specific heat capacity 0.052 ***GROUP*** Indium (In) atomic number 49 atomic mass 114.82 boiling point(C) 2000 melting point(C) 156.2 density 7.31 heat vapor 53.7 heat fusion 0.78 electrical conductivity 0.111 thermal conductivity 0.057 specific heat capacity 0.057 ***GROUP*** Iridium (Ir) atomic number 77 atomic mass 192.22 ***GROUP*** Potasium (K) atomic number 19 atomic mass 39.102 boiling point(C) 760 melting point(C) 63.7 density 0.86 heat vapor 18.9 heat fusion 0.55 electrical conductivity 0.143 thermal conductivity 0.23 specific heat capacity 0.177 ***GROUP*** Krypton (Kr) atomic number 36 atomic mass 83.8 boiling point(C) -152 melting point(C) -157.3 density 2.6 heat vapor 2.16 heat fusion 0.39 thermal conductivity 2*10^-5 ***GROUP*** Lanthium (La) atomic number 57 atomic mass 138.91 boiling point(C) 3470 melting point(C) 920 density 6.17 heat vapor 96 heat fusion 1.5 electrical conductivity 0.017 thermal conductivity 0.033 specific heat capacity 0.045 ***GROUP*** Lithium (Li) atomic number 3 atomic mass 6.939 boiling point(C) 1330 melting point(C) 180.5 density 0.53 heat vapor 32.48 heat fusion 0.72 electrical conductivity 0.108 thermal conductivity 0.17 specific heat capacity 0.79 ***GROUP*** Lawrencium (Lr) atomic number 103 atomic mass 256.0986 ***GROUP*** Lutetium (Lu) atomic number 71 atomic mass 174.97 boiling point(C) 3327 melting point(C) 1652 density 9.84 heat vapor 90 heat fusion 4.6 electrical conductivity 0.015 specific heat capacity 0.037 **GROUP** M - O ***GROUP*** Mendelevium (Md) atomic number 101 atomic mass 257.0956 ***GROUP*** Magnesium (Mg) atomic number 12 atomic mass 24.312 boiling point(C) 1107 melting point(C) 650 density 1.74 heat vapor 32.517 heat fusion 2.14 electrical conductivity 0.224 thermal conductivity 0.38 specific heat capacity 0.25 ***GROUP*** Manganese (Mn) atomic number 25 atomic mass 54.938 boiling point(C) 2150 melting point(C) 1245 density 7.43 heat vapor 53.7 heat fusion 3.5 electrical conductivity 0.054 specific heat capacity 0.115 ***GROUP*** Molybdenum (Mo) atomic number 42 atomic mass 95.94 boiling point(C) 5560 melting point(C) 2610 density 10.2 heat vapor 128 heat fusion 6.6 electrical conductivity 0.19 thermal conductivity 0.35 specific heat capacity 0.061 ***GROUP*** Nitrogen (N) atomic number 7 atomic mass 14.0067 boiling point(C) -195.8 melting point(C) -210 density 0.81 heat vapor 0.666 heat fusion 0.086 thermal conductivity 6*10^(-5) specific heat capacity 0.247 ***GROUP*** Sodium (Na) atomic number 11 atomic mass 22.9898 boiling point(C) 892 melting point(C) 97.8 density 0.97 heat vapor 24.12 heat fusion 0.62 electrical conductivity 0.218 thermal conductivity 0.32 specific heat capacity 0.295 ***GROUP*** Niobium (Nb) atomic number 41 atomic mass 92.906 boiling point(C) 3300 melting point(C) 2468 density 8.4 heat fusion 6.4 electrical conductivity 0.08 thermal conductivity 0.125 specific heat capacity 0.065 ***GROUP*** Neodymium (Nd) atomic number 60 atomic mass 144.24 boiling point(C) 3027 melting point(C) 1024 density 7 heat vapor 69 heat fusion 1.7 electrical conductivity 0.013 thermal conductivity 0.031 specific heat capacity 0.045 ***GROUP*** Neon (Ne) atomic number 10 atomic mass 20.183 boiling point(C) -246 melting point(C) -248.6 density 1.2 heat vapor 0.422 heat fusion 0.08 thermal conductivity 0.0001 ***GROUP*** Nickel (Ni) atomic number 28 atomic mass 57.71 boiling point(C) 2730 melting point(C) 1453 density 8.9 heat vapor 91 heat fusion 4.21 electrical conductivity 0.145 thermal conductivity 0.22 specific heat capacity 0.105 ***GROUP*** Nobelium (No) atomic number 102 atomic mass 255.0933 ***GROUP*** Neptunium (Np) atomic number 93 atomic mass 237 melting point(C) 637 density 19.5 heat vapor 94.3 ***GROUP*** Oxygen (O) atomic number 8 atomic mass 15.9994 boiling point(C) -183 melting point(C) -218.8 density 1.14 heat vapor 0.815 heat fusion 0.053 thermal conductivity 6*10^(-5) specific heat capacity 0.218 ***GROUP*** Osmium (Os) atomic number 76 atomic mass 190.2 boiling point(C) 5500 melting point(C) 3000 density 22.6 heat vapor 162 heat fusion 6.4 electrical conductivity 0.11 specific heat capacity 0.031 **GROUP** P ***GROUP*** Phosphorus (P) atomic number 15 atomic mass 30.984 ***GROUP*** Protactium (Pa) atomic number 91 atomic mass 231.0359 ***GROUP*** Lead (Pb) atomic number 82 atomic mass 207.19 boiling point(C) 1725 melting point(C) 327.4 density 11.4 heat vapor 42.2 heat fusion 1.22 electrical conductivity 0.046 thermal conductivity 0.083 specific heat capacity 0.031 ***GROUP*** Palladium (Pd) atomic number 46 atomic mass 106.4 boiling point(C) 3980 melting point(C) 1552 density 12 heat vapor 90 heat fusion 4 electrical conductivity 0.093 thermal conductivity 0.17 specific heat capacity 0.058 ***GROUP*** Promethium (Pm) atomic number 61 atomic mass 144.9128 ***GROUP*** Polonium (Po) atomic number 84 atomic mass 208.98 ***GROUP*** Praseodymium (Pr) atomic number 59 atomic mass 140.907 boiling point(C) 3127 melting point(C) 935 density 6.77 heat vapor 79 heat fusion 1.6 electrical conductivity 0.015 thermal conductivity 0.028 specific heat capacity 0.048 ***GROUP*** Plutonium (Pu) atomic number 94 atomic mass 242 boiling point(C) 3235 melting point(C) 640 heat vapor 87.2 ***GROUP*** Platinum (Pt) atomic number 78 atomic mass 195.09 boiling point(C) 4530 melting point(C) 1769 density 21.4 heat vapor 122 heat fusion 4.7 electrical conductivity 0.095 thermal conductivity 0.17 specific heat capacity 0.032 **GROUP** Q - S ***GROUP*** Radium (Ra) atomic number 88 atomic mass 226 melting point(C) 700 density 5 heat vapor 27.4 heat fusion 2.4 ***GROUP*** Rubidium (Rb) atomic number 37 atomic mass 85.47 boiling point(C) 688 melting point(C) 38.9 density 1.53 heat vapor 18.1 heat fusion 0.55 electrical conductivity 0.08 specific heat capacity 0.08 ***GROUP*** Rhenium (Re) atomic number 75 atomic mass 186.2 boiling point(C) 5900 melting point(C) 3180 density 21 heat vapor 152 heat fusion 7.9 electrical conductivity 0.051 thermal conductivity 0.17 specific heat capacity 0.033 ***GROUP*** Rf (Rf) atomic number 104 ***GROUP*** Rhodium (Rh) atomic number 45 atomic mass 102.905 boiling point(C) 4500 melting point(C) 1966 density 12.4 heat vapor 127 heat fusion 5.2 electrical conductivity 0.22 thermal conductivity 0.21 specific heat capacity 0.059 ***GROUP*** Radon (Rn) atomic number 86 atomic mass 222.0176 ***GROUP*** Ruthenium (Ru) atomic number 44 atomic mass 101.07 boiling point(C) 4900 melting point(C) 2500 density 12.2 heat vapor 148 heat fusion 6.1 electrical conductivity 0.1 specific heat capacity 0.057 ***GROUP*** Sulfur (S) atomic number 16 atomic mass 32.064 boiling point(C) 444.6 melting point(C) 119 density 2.07 heat vapor 3.01 heat fusion 0.34 electrical conductivity 10^-23 thermal conductivity 0.0007 specific heat capacity 0.175 ***GROUP*** Antimony (Sb) atomic number 51 atomic mass 121.75 boiling point(C) 1380 melting point(C) 630.5 density 6.62 heat vapor 46.6 heat fusion 4.74 electrical conductivity 0.026 thermal conductivity 0.05 specific heat capacity 0.049 ***GROUP*** Scandium (Sc) atomic number 21 atomic mass 44.956 boiling point(C) 2730 melting point(C) 1539 density 3 heat vapor 81 heat fusion 3.8 electrical conductivity 0.015 thermal conductivity 0.015 specific heat capacity 0.13 ***GROUP*** Selenium (Se) atomic number 34 atomic mass 78.96 boiling point(C) 685 melting point(C) 217 density 4.79 heat vapor 3.34 heat fusion 1.25 electrical conductivity 0.08 thermal conductivity 10^-5 specific heat capacity 0.084 ***GROUP*** Silicon (Si) atomic number 14 atomic mass 28.086 boiling point(C) 2680 melting point(C) 1410 density 2.33 heat vapor 40.6 heat fusion 11.1 electrical conductivity 0.1 thermal conductivity 0.2 specific heat capacity 0.162 ***GROUP*** Samarium (Sm) atomic number 62 atomic mass 150.35 boiling point(C) 1900 melting point(C) 1072 density 7.54 heat vapor 46 heat fusion 2.1 electrical conductivity 0.011 specific heat capacity 0.042 ***GROUP*** Tin (Sn) atomic number 50 atomic mass 118.69 boiling point(C) 2270 melting point(C) 231.9 density 7.3 heat vapor 70 heat fusion 1.72 electrical conductivity 0.088 thermal conductivity 0.16 specific heat capacity 0.054 ***GROUP*** Strontium (Sr) atomic number 38 atomic mass 87.62 boiling point(C) 1380 melting point(C) 768 density 2.6 heat vapor 33.8 heat fusion 2.1 electrical conductivity 0.043 specific heat capacity 0.176 **GROUP** T ***GROUP*** Tantalum (Ta) atomic number 73 atomic mass 180.948 boiling point(C) 5425 melting point(C) 2996 density 16.6 heat vapor 180 heat fusion 6.8 electrical conductivity 0.081 thermal conductivity 0.13 specific heat capacity 0.036 ***GROUP*** Terbium (Tb) atomic number 65 atomic mass 158.924 boiling point(C) 2800 melting point(C) 1356 density 8.27 heat vapor 70 heat fusion 3.9 electrical conductivity 0.009 specific heat capacity 0.044 ***GROUP*** Technetium (Tc) atomic number 43 atomic mass 96.9062 ***GROUP*** Tellurium (Te) atomic number 52 atomic mass 127.6 ***GROUP*** Thorium (Th) atomic number 90 atomic mass 232.038 boiling point(C) 3850 melting point(C) 1750 density 11.7 heat fusion 4.6 electrical conductivity 0.055 specific heat capacity 0.034 ***GROUP*** Titanium (Ti) atomic number 22 atomic mass 47.9 boiling point(C) 3260 melting point(C) 1668 density 4.51 heat vapor 106.5 heat fusion 3.7 electrical conductivity 0.024 specific heat capacity 0.126 ***GROUP*** Thallium (Tl) atomic number 81 atomic mass 204.37 boiling point(C) 1457 melting point(C) 303 density 11.85 heat vapor 38.8 heat fusion 1.02 electrical conductivity 0.055 thermal conductivity 0.093 specific heat capacity 0.031 ***GROUP*** Thulium (Tm) atomic number 69 atomic mass 168.934 boiling point(C) 1727 melting point(C) 1545 density 9.33 heat vapor 59 heat fusion 4.4 electrical conductivity 0.011 specific heat capacity 0.038 **GROUP** U - Z ***GROUP*** Uranium (U) atomic number 92 atomic mass 238.03 boiling point(C) 3818 melting point(C) 1132 density 19.07 heat vapor 110 heat fusion 2.7 electrical conductivity 0.034 thermal conductivity 0.064 specific heat capacity 0.028 ***GROUP*** Vandium (V) atomic number 23 atomic mass 50.942 boiling point(C) 3450 melting point(C) 1900 density 6.1 heat vapor 106 heat fusion 4.2 electrical conductivity 0.04 specific heat capacity 0.12 ***GROUP*** Wolfram (W) atomic number 74 atomic mass 183.85 boiling point(C) 5930 melting point(C) 3410 density 19.3 heat vapor 185 heat fusion 8.05 electrical conductivity 0.181 thermal conductivity 0.4 specific heat capacity 0.032 ***GROUP*** Xenon (Xe) atomic number 54 atomic mass 131.3 boiling point(C) -108 melting point(C) -111.9 density 3.06 heat vapor 3.02 heat fusion 0.55 thermal conductivity 0.0001 ***GROUP*** Yttrium (Y) atomic number 39 atomic mass 88.9059 ***GROUP*** Ytterbium (Yb) atomic number 70 atomic mass 173.04 boiling point(C) 1427 melting point(C) 824 density 6.98 heat vapor 38 heat fusion 1.8 electrical conductivity 0.035 specific heat capacity 0.035 ***GROUP*** Zinc (Zn) atomic number 30 atomic mass 65.37 boiling point(C) 906 melting point(C) 419.5 density 7.14 heat vapor 27.4 heat fusion 1.76 electrical conductivity 0.167 thermal conductivity 0.27 specific heat capacity 0.0915 ***GROUP*** Zirconium (Zr) atomic number 40 atomic mass 91.22 boiling point(C) 3580 melting point(C) 1852 density 6.49 heat vapor 120 heat fusion 4 electrical conductivity 0.024 specific heat capacity 0.066