Xref: news.cs.tut.fi aus.radio:317 rec.radio.amateur.space:974 rec.radio.info:4157 Path: news.cs.tut.fi!news.cc.tut.fi!news.funet.fi!news.tele.fi!uunet!yeshua.marcam.com!usc!cs.utexas.edu!swrinde!ihnp4.ucsd.edu!munnari.oz.au!newshost.anu.edu.au!sserve!usage!metro!news.ci.com.au!eram!dave From: dave@eram.esi.com.au (Dave Horsfall) Newsgroups: aus.radio,rec.radio.amateur.space,rec.radio.info Subject: Daily IPS Report - 20 Feb 94 Message-ID: <5200@eram.esi.com.au> Date: 21 Feb 94 06:19:21 GMT Followup-To: aus.radio,rec.radio.amateur.space Distribution: world Lines: 77 Approved: rec-radio-info@ve6mgs.ampr.ab.ca X-Subscribe-Info: Contact rwc@ips.oz.au to get these via e-mail IPS RADIO AND SPACE SERVICES AUSTRALIA Daily Solar And Geophysical Report Issued at 2330 UT 19 February 1994 Summary for 19 February and Forecast up to 22 February IPS Warning 06 was issued on 17 Feb and is still current. ----------------------------------------------------------- 1A. SOLAR SUMMARY Activity: very low Flares: none. Observed 10.7 cm flux/Equivalent Sunspot Number : 108/058 1B. SOLAR FORECAST 20 February 21 February 22 February 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 : unsettled Estimated Indices : A K Observed A Index 18 February Learmonth 12 2232 3243 Fredericksburg 16 07 Planetary 18 07 2B. MAGNETIC FORECAST DATE Ap CONDITIONS 20 Feb 16 Unsettled to active. 21 Feb 18 Unsettled to active. 22 Feb 16 Unsettled to active. 2C. MAGNETIC COMMENT None. 3A. GLOBAL HF PROPAGATION SUMMARY LATITUDE BAND DATE LOW MIDDLE HIGH 19 Feb normal normal fair-normal PCA Event : None. 3B. GLOBAL HF PROPAGATION FORECAST LATITUDE BAND DATE LOW MIDDLE HIGH 20 Feb normal fair poor 21 Feb normal fair poor 22 Feb normal fair poor 3C. GLOBAL HF PROPAGATION COMMENT NONE. ----------------------------------------------------------- 4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY MUFs at Sydney were 15 to 30% above predicted monthly values T index: 81 4B. AUSTRALIAN REGION IONOSPHERIC FORECAST DATE T-index MUFs 20 Feb 20 About 10% below predicted monthly values. 21 Feb 30 Near predicted monthly values. 22 Feb 35 Near 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