Date: Tue, 8 Feb 94 04:30:50 PST From: Ham-Space Mailing List and Newsgroup Errors-To: Ham-Space-Errors@UCSD.Edu Reply-To: Ham-Space@UCSD.Edu Precedence: Bulk Subject: Ham-Space Digest V94 #22 To: Ham-Space Ham-Space Digest Tue, 8 Feb 94 Volume 94 : Issue 22 Today's Topics: Daily IPS Report - 6 Feb 94 Daily IPS Report - 7 Feb 94 Send Replies or notes for publication to: Send subscription requests to: Problems you can't solve otherwise to brian@ucsd.edu. Archives of past issues of the Ham-Space Digest are available (by FTP only) from UCSD.Edu in directory "mailarchives/ham-space". We trust that readers are intelligent enough to realize that all text herein consists of personal comments and does not represent the official policies or positions of any party. Your mileage may vary. So there. ---------------------------------------------------------------------- Date: 7 Feb 94 00:32:35 GMT From: agate!howland.reston.ans.net!cs.utexas.edu!swrinde!sgiblab!munnari.oz.au!newshost.anu.edu.au!sserve!usage!metro!news.ci.com.au!eram!dave@network.ucsd.edu Subject: Daily IPS Report - 6 Feb 94 To: ham-space@ucsd.edu IPS RADIO AND SPACE SERVICES AUSTRALIA Daily Solar And Geophysical Report Issued at 2330 UT 5 February 1994 Summary for 5 February and Forecast up to 8 February IPS Warning 03 was issued on 3 Feb and is current for 7-11 Feb. ----------------------------------------------------------- 1A. SOLAR SUMMARY Activity: very low Flares: None. Observed 10.7 cm flux/Equivalent Sunspot Number : 093/040 1B. SOLAR FORECAST 06 February 07 February 08 February Activity Very low Very low Very low Fadeouts None expected None expected None expected Forecast 10.7 cm flux/Equivalent Sunspot Number : 090/037 1C. SOLAR COMMENT None. ----------------------------------------------------------- 2A. MAGNETIC SUMMARY Geomagnetic field at Learmonth : mostly quiet to unsettled Estimated Indices : A K Observed A Index 4 February Learmonth 11 2324 2232 Fredericksburg 18 10 Planetary 18 08 2B. MAGNETIC FORECAST DATE Ap CONDITIONS 06 Feb 08 Unsettled, active conditions may begin by the end of today. 07 Feb 16 Active. 08 Feb 20 Active. 2C. MAGNETIC COMMENT None. 3A. GLOBAL HF PROPAGATION SUMMARY LATITUDE BAND DATE LOW MIDDLE HIGH 05 Feb normal normal normal PCA Event : None. 3B. GLOBAL HF PROPAGATION FORECAST LATITUDE BAND DATE LOW MIDDLE HIGH 06 Feb normal normal fair 07 Feb normal fair poor 08 Feb normal fair poor 3C. GLOBAL HF PROPAGATION COMMENT NONE. ----------------------------------------------------------- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY MUFs at Sydney were near predicted monthly values to 30% enhanced during local night. T index: 50 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST DATE T-index MUFs 06 Feb 40 Near predicted monthly values. 07 Feb 0 About 20% below predicted monthly values. 08 Feb 10 About 15% below predicted monthly values. Predicted Monthly T Index for February is 30. 4C. AUSTRALIAN REGION COMMENT None. -- Dave Horsfall (VK2KFU) VK2KFU @ VK2OP.NSW.AUS.OC PGP 2.3 dave@esi.COM.AU ...munnari!esi.COM.AU!dave available ------------------------------ Date: 7 Feb 94 00:33:18 GMT From: agate!spool.mu.edu!sgiblab!munnari.oz.au!newshost.anu.edu.au!sserve!usage!metro!news.ci.com.au!eram!dave@network.ucsd.edu Subject: Daily IPS Report - 7 Feb 94 To: ham-space@ucsd.edu IPS RADIO AND SPACE SERVICES AUSTRALIA Daily Solar And Geophysical Report Issued at 2330 UT 6 February 1994 Summary for 6 February and Forecast up to 9 February IPS Warning 03 was issued on 03 Feb and is current for interval 07-11 Feb. ----------------------------------------------------------- 1A. SOLAR SUMMARY Activity: Very low. Flares: None. Observed 10.7 cm flux/Equivalent Sunspot Number : 95/41 1B. SOLAR FORECAST 07 February 08 February 09 February Activity Very low Very low Very low Fadeouts None expected None expected None expected Forecast 10.7 cm flux/Equivalent Sunspot Number : 94/40 1C. SOLAR COMMENT None. ----------------------------------------------------------- 2A. MAGNETIC SUMMARY Geomagnetic field at Learmonth : storm levels Estimated Indices : A K Observed A Index 5 February Learmonth 57 6345 6665 Fredericksburg 41 21 Planetary 55 24 2B. MAGNETIC FORECAST DATE Ap CONDITIONS 07 Feb 40 Active to minor storm. 08 Feb 25 Active. 09 Feb 20 Active. 2C. MAGNETIC COMMENT Magnetic activity commenced earlier and was more severe than expected. This activity is probably due to a coronal hole. Minor storm periods are expected for today then declining to active periods over next three days. 3A. GLOBAL HF PROPAGATION SUMMARY LATITUDE BAND DATE LOW MIDDLE HIGH 06 Feb normal normal fair PCA Event : None. 3B. GLOBAL HF PROPAGATION FORECAST LATITUDE BAND DATE LOW MIDDLE HIGH 07 Feb poor poor poor 08 Feb fair poor poor 09 Feb normal fair poor 3C. GLOBAL HF PROPAGATION COMMENT Degraded HF comms began yesterday and expected to continue for today. High lats can expect degraded comms over next four days. ----------------------------------------------------------- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY MUFs at Sydney were about 10-20% below predicted monthly values T index: -4 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST DATE T-index MUFs 07 Feb 0 About 30% below predicted monthly values. 08 Feb 20 About 15% below predicted monthly values. 09 Feb 30 About 10% below predicted monthly values. Predicted Monthly T Index for February is 30. 4C. AUSTRALIAN REGION COMMENT Degraded HF comms expected during Feb 7-11. -- Dave Horsfall (VK2KFU) VK2KFU @ VK2OP.NSW.AUS.OC PGP 2.3 dave@esi.COM.AU ...munnari!esi.COM.AU!dave available ------------------------------ End of Ham-Space Digest V94 #22 ******************************