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- From: dave@eram.esi.COM.AU (Dave Horsfall)
- Newsgroups: aus.radio
- Subject: Daily IPS Report - 21 Dec 92
- Message-ID: <2543@eram.esi.COM.AU>
- Date: 21 Dec 92 00:27:26 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 20 December 1992
- Summary for 20 December and Forecast up to 23 December
- No IPS warning is current.
- -----------------------------------------------------------
-
- 1A. SOLAR SUMMARY
- Activity: low
-
- Flares: none
-
- Observed 10.7 cm flux/Equivalent Sunspot Number : 148/101
-
- 1B. SOLAR FORECAST
- 21 December 22 December 23 December
- Activity low low low
- Fadeouts none expected none expected none expected
-
- Forecast 10.7 cm flux/Equivalent Sunspot Number : 150/103
-
- 1C. SOLAR COMMENT
- None.
- -----------------------------------------------------------
-
- 2A. MAGNETIC SUMMARY
- Geomagnetic field at Learmonth : quiet to unsettled
-
- Estimated Indices : A K Observed A Index 19 December
- Learmonth 09 3232 1321
- Fredericksburg 13 08
- Planetary 13 08
-
-
- 2B. MAGNETIC FORECAST
- Geomagnetic field at Learmonth : quiet to unsettled
- Ap : 10
-
- 2C. MAGNETIC COMMENT
- None.
-
- 3A. GLOBAL HF PROPAGATION SUMMARY
- Propagation conditions :
- Low Lats: fair to good
- Mid Lats: fair to good
- High Lats: poor.
- PCA Event : None.
- 3B. GLOBAL HF PROPAGATION FORECAST
- Propagation conditions are expected to remain fair to good at low
- and mid lats, and poor at high lats.
- 3C. GLOBAL HF PROPAGATION COMMENT
- None.
-
- -----------------------------------------------------------
-
- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
- MUFs at Sydney were near predicted December values 00-02UT, blanketed
- by Sporadic E layer at 03UT, and enhanced by 15-40% at other times.
-
- Observed Sydney Regional Ionospheric Index : 103
-
- 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
- 21 December 22 December 23 December
- MUFs enhanced 15-40% enhanced 15-40% enhanced 15-40%
- T index 110 110 110
-
- Predicted Monthly Ionospheric Index for December is 40.
-
- 4C. AUSTRALIAN REGION COMMENT
- Sporadic E observed was observed during most of the day, and is again
- expected at times today.
-
- --
- Dave Horsfall (VK2KFU) VK2KFU @ VK2RWI.NSW.AUS.OC
- dave@esi.COM.AU ...munnari!esi.COM.AU!dave
-