Preview
Orbitron is a satellite tracking system for radio amateur and observing purposes. It's also used by weather professionals, satellite communication users, UFO hobbyist and astrologers.
Application shows the positions of satellites at any given moment (in real or simulated time). It's FREE (Cardware) and it's probably one of the easiest and most powerful satellite trackers, according to opinions of thousands of users from all over the world. Please try it. If you would like it - tell your friends about it and send me a postcard...
Features
NORAD SGP4/SDP4 prediction models
2000 satellites can be loaded from TLE file(s) (auto: PC/Unix, 2/3 line)
ALL of them can be tracked at the same time
Sun and Moon tracking
full screen, presentation modes
supported screen resolutions from 640x480
Real-time mode / Simulation mode (free time control)
advanced passes & Iridium flares search engine (results printing)
miscellaneous options of visualisation
nightlife (dark color scheme for night usage)
orbit info
notes for each object
radar
easy, flexible interface
database of cities around the world
database of satellite frequiencies
PC clock synchronization via NTP
Internet TLE updater (with ZIP support) via HTTP
rotor/radio control (built-in or user's driver support)
Windows screen saver included
translations supported
and many, many, more...
System requirements (recommendations)
Windows 9x/2k/Me/XP/2003, Linux [with Wine emulation]
150 MHz processor (300 MHz)
16 MB RAM (32 MB)
5 MB free space on hard drive
640x480 screen resolution (800x600x16 bit)
Core of Orbitron
This program is based on NORAD SGP4/SDP4 prediction models implemented by Dr TS Kelso. Dr TS Kelso is a webmaster of www.celestrak.com webservice. You can find there Turbo Pascal source code of that implementation, also it's a good website for people interesting in satellites.