Xref: news.cs.tut.fi aus.radio:370 rec.radio.amateur.misc:49072 rec.radio.info:4521 Newsgroups: aus.radio,ips.solar.activity,rec.radio.amateur.misc,rec.radio.info Path: news.cs.tut.fi!news.funet.fi!sunic!pipex!howland.reston.ans.net!agate!msuinfo!harbinger.cc.monash.edu.au!newshost.anu.edu.au!sserve!usage!metro!ipso!rwc From: rwc@flare.syd.ips.oz.au (Regional Warning Centre) Subject: IPS Daily Report - 27 March 94 Message-ID: <1994Mar27.232819.2823@ips.oz.au> Followup-To: aus.radio,rec.radio.amateur.misc Sender: news@ips.oz.au (Usenet News) Nntp-Posting-Host: flare.syd.ips.oz.au Organization: IPS Radio and Space Services. Sydney, Australia. Date: Sun, 27 Mar 1994 23:28:19 GMT Approved: rec-radio-info@ve6mgs.ampr.ab.ca Lines: 90 SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT ISSUED AT 27/2330Z MARCH 1994 BY IPS RADIO AND SPACE SERVICES FROM THE REGIONAL WARNING CENTRE (RWC), SYDNEY. SUMMARY FOR 27 MARCH AND FORECAST UP TO 30 MARCH No warning is current. ----------------------------------------------------------- 1A. SOLAR SUMMARY Activity: very low Flares: none. Observed 10.7 cm flux/Equivalent Sunspot Number : 088/032 1B. SOLAR FORECAST 28 March 29 March 30 March Activity Very low Very low Very low Fadeouts None expected None expected None expected Forecast 10.7 cm flux/Equivalent Sunspot Number : 088/032 1C. SOLAR COMMENT None. ----------------------------------------------------------- 2A. MAGNETIC SUMMARY Geomagnetic field at Learmonth: quiet to unsettled Estimated Indices : A K Observed A Index 26 March Learmonth 09 2212 3233 Fredericksburg 05 09 Planetary 08 09 Observed Kp for 26 March: 2233 2322 2B. MAGNETIC FORECAST DATE Ap CONDITIONS 28 Mar 10 Quiet to unsettled. 29 Mar 15 Mostly quiet to unsettled, with brief active active periods possible. 30 Mar 25 Mostly quiet to unsettled, with brief active active periods possible. 2C. MAGNETIC COMMENT None. 3A. GLOBAL HF PROPAGATION SUMMARY LATITUDE BAND DATE LOW MIDDLE HIGH 27 Mar normal normal normal PCA Event : None. 3B. GLOBAL HF PROPAGATION FORECAST LATITUDE BAND DATE LOW MIDDLE HIGH 28 Mar normal normal normal 29 Mar normal normal fair 30 Mar normal fair-normal poor-fair 3C. GLOBAL HF PROPAGATION COMMENT NONE. ----------------------------------------------------------- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY MUFs at Sydney were 10-20% enhanced 00-08UT and from 17UT onwards, and otherwise near predicted monthly values. Spread F occurred 13, 15 and 17UT. Observed T index for 27 March: 64 Predicted Monthly T Index for March is 40. 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST DATE T-index MUFs 28 Mar 55 Mostly near predicted monthly values, with occasional enhancements of 15-30%. 29 Mar 50 Near predicted monthly values. 30 Mar 45 Near predicted monthly values. 4C. AUSTRALIAN REGION COMMENT Sporadic E layer was observed throughout most of yesterday. Similar conditions are expected today, with night-time Spread F also possible. MUFs at Townsville were generally near predicted monthly values, while Hobart MUFs were closer to those observed at Sydney. -- IPS Regional Warning Centre, Sydney |IPS Radio and Space Services email: rwc@ips.oz.au fax: +61 2 4148331 |PO Box 5606 RWC Duty Forecaster tel: +61 2 4148329 |West Chatswood NSW 2057 Recorded Message tel: +61 2 4148330 |AUSTRALIA