Newsgroups: aus.radio,ips.solar.activity,rec.radio.amateur.misc,rec.radio.info Path: news.cs.tut.fi!news.funet.fi!sunic!trane.uninett.no!ifi.uio.no!wabbit.cc.uow.edu.au!metro!ipso!rwc From: rwc@flare.syd.ips.oz.au (Regional Warning Centre) Subject: IPS Daily Report - 10 December 94 Message-ID: <1994Dec10.231150.17544@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: Sat, 10 Dec 1994 23:11:50 GMT Approved: rec-radio-info@ve6mgs.ampr.ab.ca Lines: 78 Xref: news.cs.tut.fi aus.radio:725 rec.radio.amateur.misc:63742 rec.radio.info:7153 SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT ISSUED AT 10/2330Z DECEMBER 1994 BY IPS RADIO AND SPACE SERVICES FROM THE REGIONAL WARNING CENTRE (RWC), SYDNEY. SUMMARY FOR 10 DECEMBER AND FORECAST FOR 11 DECEMBER - 13 DECEMBER ----------------------------------------------------------- 1A. SOLAR SUMMARY Activity: very low Flares: none. Observed 10.7 cm flux/Equivalent Sunspot Number : 86/29 GOES satellite data for 09 Dec Daily Proton Fluence >1 MeV: NA Daily Proton Fluence >10 MeV: 1.1E+04 Daily Electron Fluence >2 MeV: 1.4E+08 (moderate) X-ray background: A8.5 Fluence (flux accumulation over 24hrs)/ cm2-ster-day. 1B. SOLAR FORECAST 11 Dec 12 Dec 13 Dec Activity Low Low Low Fadeouts None expected None expected None expected Forecast 10.7 cm flux/Equivalent Sunspot Number for 11 Dec: 85/27 ----------------------------------------------------------- 2A. MAGNETIC SUMMARY Geomagnetic field at Learmonth: quiet Estimated Indices : A K Observed A Index 09 Dec Learmonth 6 2122 2222 Fredericksburg 6 11 Planetary 7 9 Observed Kp for 09 Dec: 4123 2232 2B. MAGNETIC FORECAST DATE Ap CONDITIONS 11 Dec 6 Quiet 12 Dec 6 Quiet 13 Dec 6 Quiet ----------------------------------------------------------- 3A. GLOBAL HF PROPAGATION SUMMARY LATITUDE BAND DATE LOW MIDDLE HIGH 10 Dec normal normal normal PCA Event : None. 3B. GLOBAL HF PROPAGATION FORECAST LATITUDE BAND DATE LOW MIDDLE HIGH 11 Dec normal normal normal 12 Dec normal normal normal 13 Dec normal normal normal ----------------------------------------------------------- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY Observed DATE T-index MUFs at Sydney 10 Dec 30 slightly above predicted monthly values, sporadic E was observed 0-4UT at Camden and Hobart. Predicted Monthly T-index for December: 15 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST DATE T-index MUFs 11 Dec 30 Slightly above predicted monthly values, degraded conditions due to sporadic E likely around local noon. 12 Dec 30 Near predicted monthly values 13 Dec 20 Near predicted monthly values -- 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