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- From: dave@eram.esi.COM.AU (Dave Horsfall)
- Newsgroups: aus.radio
- Subject: Daily IPS Report - 31 Dec 92
- Message-ID: <2975@eram.esi.COM.AU>
- Date: 31 Dec 92 23:59:45 GMT
- Distribution: aus
- Organization: Pacific ESI, Sydney, AUSTRALIA
- Lines: 75
-
- IPS RADIO AND SPACE SERVICES AUSTRALIA
- Daily Solar And Geophysical Report
- Issued at 2330 UT 30 December 1992
- Summary for 30 December and Forecast up to 2 January
- No IPS warning is current.
- -----------------------------------------------------------
-
- 1A. SOLAR SUMMARY
- Activity: low
-
- Flares: none.
-
- Observed 10.7 cm flux/Equivalent Sunspot Number : 126/078
-
- 1B. SOLAR FORECAST
- 31 December 01 January 02 January
- Activity Low Low Very low
- Fadeouts None expected None expected None expected
-
- Forecast 10.7 cm flux/Equivalent Sunspot Number : 120/071
-
- 1C. SOLAR COMMENT
- None.
- -----------------------------------------------------------
-
- 2A. MAGNETIC SUMMARY
- Geomagnetic field at Learmonth : quiet to unsettled
-
- Estimated Indices : A K Observed A Index 29 December
- Learmonth 09 2233 3212
- Fredericksburg 12 28
- Planetary 13 42
-
-
- 2B. MAGNETIC FORECAST
- Geomagnetic field at Learmonth : quiet to unsettled
- Ap : 15
-
- 2C. MAGNETIC COMMENT
- The cause of recent magnetic activity is unclear.
-
- 3A. GLOBAL HF PROPAGATION SUMMARY
- Propagation conditions :
- Low Lats: Normal.
- Mid Lats: fair.
- High Lats: poor-fair.
- PCA Event : None.
- 3B. GLOBAL HF PROPAGATION FORECAST
- Propagation conditions are expected to be normal at low lats,
- fair at mid lats and high lats.
- 3C. GLOBAL HF PROPAGATION COMMENT
- None.
-
- -----------------------------------------------------------
-
- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
- MUFs at Sydney were enhanced 15-30% on monthly predicted
- values 00-17UT, then reduced to near normal levels.
-
- Observed Sydney Regional Ionospheric Index : 111
-
- 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
- 31 December 01 January 02 January
- MUFs near normal enhanced about 10% enhanced about 20%
- T index 40 100 110
-
- Predicted Monthly Ionospheric Index for December is 40.
-
- 4C. AUSTRALIAN REGION COMMENT
- Degraded HF comms may be experienced today. Conditions
- should be good on 1st and 2nd.
-
- --
- Dave Horsfall (VK2KFU) VK2KFU @ VK2RWI.NSW.AUS.OC
- dave@esi.COM.AU ...munnari!esi.COM.AU!dave
-