Newsgroups: aus.radio,ips.solar.activity,rec.radio.amateur.misc,rec.radio.info Path: news.cs.tut.fi!news.funet.fi!sunic!pipex!bt!uknet!warwick!usenet.eel.ufl.edu!news.ultranet.com!zombie.ncsc.mil!news.duke.edu!news-feed-1.peachnet.edu!gatech!newsxfer.itd.umich.edu!isclient.merit.edu!msuinfo!harbinger.cc.monash.edu.au!news.cs.su.oz.au!metro!ipso!rwc From: rwc@flare.syd.ips.oz.au (Regional Warning Centre) Subject: IPS Daily Report - 31 August 94 Message-ID: <1994Aug31.231726.2533@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: Wed, 31 Aug 1994 23:17:26 GMT Approved: rec-radio-info@ve6mgs.ampr.ab.ca Lines: 79 Xref: news.cs.tut.fi aus.radio:571 rec.radio.amateur.misc:57993 rec.radio.info:6054 SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT ISSUED AT 31/2330Z AUGUST 1994 BY IPS RADIO AND SPACE SERVICES FROM THE REGIONAL WARNING CENTRE (RWC), SYDNEY. SUMMARY FOR 31 AUGUST AND FORECAST FOR 01 SEPTEMBER - 03 SEPTEMBER ----------------------------------------------------------- 1A. SOLAR SUMMARY Activity: low Flares: none. Observed 10.7 cm flux/Equivalent Sunspot Number : 82/23 GOES satellite data for 30 Aug Daily Proton Fluence >1 MeV: 1.9E+06 Daily Proton Fluence >10 MeV: 1.5E+04 Daily Electron Fluence >2 MeV: 6.8E+06 X-ray background: B4.3 Fluence (flux accumulation over 24hrs)/ cm2-ster-day. 1B. SOLAR FORECAST 01 Sep 02 Sep 03 Sep Activity Low to moderate Low to moderate Low to moderate Fadeouts Possible Possible Possible Forecast 10.7 cm flux/Equivalent Sunspot Number for 01 Sep: 84/26 COMMENT:One solar region continues growth and is still showing M-flare potential. ----------------------------------------------------------- 2A. MAGNETIC SUMMARY Geomagnetic field at Learmonth: quiet to unsettled Estimated Indices : A K Observed A Index 30 Aug Learmonth 10 3223 2322 Fredericksburg 4 3 Planetary 4 4 Observed Kp for 30 Aug: 1111 1221 2B. MAGNETIC FORECAST DATE Ap CONDITIONS 01 Sep 5 Quiet 02 Sep 5 Quiet 03 Sep 5 Quiet COMMENT: Recurrence suggets quiet conditions to continue until 6 Sep. ----------------------------------------------------------- 3A. GLOBAL HF PROPAGATION SUMMARY LATITUDE BAND DATE LOW MIDDLE HIGH 31 Aug normal normal normal PCA Event : None. 3B. GLOBAL HF PROPAGATION FORECAST LATITUDE BAND DATE LOW MIDDLE HIGH 01 Sep normal normal normal 02 Sep normal normal normal 03 Sep normal normal normal ----------------------------------------------------------- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY Observed DATE T-index MUFs at Sydney 31 Aug 25 near predicted monthly values Predicted Monthly T-index for August: 20 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST DATE T-index MUFs 01 Sep 20 Near predicted monthly values 02 Sep 25 Near predicted monthly values 03 Sep 25 Near predicted monthly values COMMENT: IPS HF Communications Warning 1 was issued on 30 August and is current for interval 31 August to 2 September. Strong spread F observed during local night. -- IPS Regional Warning Centre, Sydney |IPS Radio and Space Services RWC Duty Forecaster tel: +61 2 4148329 |PO Box 5606 Recorded Message tel: +61 2 4148330 |West Chatswood NSW 2057 email: rwc@ips.oz.au fax: +61 2 4148331 |AUSTRALIA