I have just been experimenting with VE3NEA's Ionoprobe software, which downloads and displays SESC data (www.dxatlas.com). There's one parameter it displays that I haven't heard of before -- Effectiv
Hi Pete Have a look at http://www.nwra-az.com/spawx/ssne24.html 73 de Jim Smith VE7FO Pete Smith wrote: I have just been experimenting with VE3NEA's Ionoprobe software, which downloads and displays S
SIDC URSIGRAM 41125 SIDC SOLAR BULLETIN 25 Nov 2004, 1240UT SIDC FORECAST (valid from 1230UT, 25 Nov 2004 until 27 Nov 2004) SOLAR FLARES : Eruptive (C-class flares expected, probability >= 50%) GEO
Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 329 Issued at 2200Z on 24 Nov 2004 IA. Analysis of Solar Active Regions and Activity from 23/2100Z to 24/2100Z: Solar activity has
For a good number of years I produced the KN4LF Daily HF/MF Radio Propagation Outlook. I stopped earlier this year due to personal health reasons. I'm considering producing it again beginning on Wedn
Im configuring Geoclock and some propagation software for CQWW contest and wanted to know which type of Twilight do hams use when predicting Grayline openings? Civil, Nautical, Astronomical? Or does
Kelly et all, Unfortunately the answer is not simple. The official definition of sunrise and sunset is when the Sun is 0.8 deg. below the horizon. Civil twilight is when the center of the Sun is 6 de
Hi Kelly et all, I posted the following for the contest yesterday and is still valid today. During the past 72 hours GOES has been detecting a series of strong C class solar flares emanating from sun
SIDC URSIGRAM 41126 SIDC SOLAR BULLETIN 26 Nov 2004, 1204UT SIDC FORECAST (valid from 1230UT, 26 Nov 2004 until 28 Nov 2004) SOLAR FLARES : Eruptive (C-class flares expected, probability >= 50%) GEO
Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 330 Issued at 2200Z on 25 Nov 2004 IA. Analysis of Solar Active Regions and Activity from 24/2100Z to 25/2100Z: Solar activity was
The contest starts on 27-XII-2004 UTC, during a period of unsettled geomagnetic activity. Several official forecasting centers (i.e., SEC NOAA, US Air Force, and SIDC) predict a continued downward tr
KN4LF Daily HF/LF/MF Frequency Radio Propagation Outlook #2004-004 http://www.kn4lf.com/kn4lf5.htm http://www.hard-core-dx.com/index.php?topic=Propagation http://dayton.akorn.net/pipermail/propagatio
SIDC URSIGRAM 41127 SIDC SOLAR BULLETIN 27 Nov 2004, 1233UT SIDC FORECAST (valid from 1230UT, 27 Nov 2004 until 29 Nov 2004) SOLAR FLARES : Eruptive (C-class flares expected, probability >= 50%) GEO
Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 331 Issued at 2200Z on 26 Nov 2004 IA. Analysis of Solar Active Regions and Activity from 25/2100Z to 26/2100Z: Solar activity has
SIDC URSIGRAM 41128 SIDC SOLAR BULLETIN 28 Nov 2004, 1254UT SIDC FORECAST (valid from 1230UT, 28 Nov 2004 until 30 Nov 2004) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOM
Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 332 Issued at 2200Z on 27 Nov 2004 IA. Analysis of Solar Active Regions and Activity from 26/2100Z to 27/2100Z: Solar activity was
SB PROP @ ARL $ARLP049 ARLP049 Propagation de K7RA ZCZC AP49 QST de W1AW Propagation Forecast Bulletin 49 ARLP049 Seattle, WA November 29, 2004 To all radio amateurs SB PROP ARL ARLP049 ARLP049 Propa
SIDC URSIGRAM 41129 SIDC SOLAR BULLETIN 29 Nov 2004, 1243UT SIDC FORECAST (valid from 1230UT, 29 Nov 2004 until 01 Dec 2004) SOLAR FLARES : Eruptive (C-class flares expected, probability >= 50%) GEO
Joint USAF/NOAA Report of Solar and Geophysical Activity SDF Number 333 Issued at 2200Z on 28 Nov 2004 IA. Analysis of Solar Active Regions and Activity from 27/2100Z to 28/2100Z: Solar activity was