Xref: news.cs.tut.fi aus.radio:132 rec.radio.info:3051 Path: news.cs.tut.fi!news.funet.fi!sunic!pipex!howland.reston.ans.net!xlink.net!scsing.switch.ch!swidir.switch.ch!univ-lyon1.fr!ghost.dsi.unimi.it!batcomputer!munnari.oz.au!metro!news.ci.com.au!eram!dave From: dave@eram.esi.com.au (Dave Horsfall) Newsgroups: aus.radio,rec.radio.info Subject: Daily IPS Report - 2 Dec 93 Message-ID: <4930@eram.esi.com.au> Date: 1 Dec 93 23:43:52 GMT Followup-To: aus.radio,rec.radio.amateur.misc Distribution: world Lines: 80 Approved: rec-radio-info@ve6mgs.ampr.ab.ca IPS RADIO AND SPACE SERVICES AUSTRALIA Daily Solar And Geophysical Report Issued at 2330 UT 1 December 1993 Summary for 1 December and Forecast up to 4 December IPS Warning 32, issued on 28 Nov, is current until 4 Dec. ----------------------------------------------------------- 1A. SOLAR SUMMARY Activity: low Flares: none. Observed 10.7 cm flux/Equivalent Sunspot Number : 109/059 1B. SOLAR FORECAST 02 December 03 December 04 December Activity Low Low Low Fadeouts None expected None expected None expected Forecast 10.7 cm flux/Equivalent Sunspot Number : 110/060 1C. SOLAR COMMENT None. ----------------------------------------------------------- 2A. MAGNETIC SUMMARY Geomagnetic field at Learmonth : initially quiet until 12UT, active to minor storm levels therafter. Estimated Indices : A K Observed A Index 30 November Learmonth 17 1123 5424 Fredericksburg 18 02 Planetary 20 04 2B. MAGNETIC FORECAST DATE Ap CONDITIONS 02 Dec 40 Unsettled to minor storm levels. 03 Dec 25 Unsettled to active. 04 Dec 20 Unsettled to active. 2C. MAGNETIC COMMENT None. 3A. GLOBAL HF PROPAGATION SUMMARY LATITUDE BAND DATE LOW MIDDLE HIGH 01 Dec normal normal normal PCA Event : None. 3B. GLOBAL HF PROPAGATION FORECAST LATITUDE BAND DATE LOW MIDDLE HIGH 02 Dec fair poor poor 03 Dec fair fair poor 04 Dec normal normal fair 3C. GLOBAL HF PROPAGATION COMMENT NONE. ----------------------------------------------------------- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY MUFs at Sydney were 15% enhancedd until 13UT, and near predicted monthly values thereafter. T index: 76 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST DATE T-index MUFs 02 Dec 10 15 to 40% below predicted monthly values. 03 Dec 20 10 to 20% below predicted monthly values. 04 Dec 40 Near predicted monthly values. Predicted Monthly T Index for December is 40. 4C. AUSTRALIAN REGION COMMENT MUFs at Townsville yesterday were 15% enhanced, apart from 15-30% depressions 11-14UT. 15-20% depressions are expected for today. -- Dave Horsfall (VK2KFU) VK2KFU @ VK2RWI.NSW.AUS.OC PGP 2.3 dave@esi.COM.AU ...munnari!esi.COM.AU!dave available