To: | "a Propagation Reflector" <propagation@contesting.com>,"a HCDX Prop Channel" <propagation@hard-core-dx.com> |
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Subject: | [Propagation] SIDC Belgium Daily Solar & Geo Report |
From: | "Thomas Giella KN4LF" <kn4lf@tampabay.rr.com> |
Date: | Fri, 31 Dec 2004 09:56:13 -0500 |
List-post: | <mailto:propagation@contesting.com> |
:Issued: 2004 Dec 31 1239 UTC :Product: documentation at http://sidc.oma.be/products/meu #------------------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC (RWC-Belgium) # #------------------------------------------------------------------------------# SIDC URSIGRAM 41231 SIDC SOLAR BULLETIN 31 Dec 2004, 1229UT SIDC FORECAST (valid from 1230UT, 31 Dec 2004 until 02 Jan 2005) SOLAR FLARES : Active (M-class flares expected, probability >= 50%) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 31 Dec 2004 10CM FLUX: 102 / AP: 014 PREDICTIONS FOR 01 Jan 2005 10CM FLUX: 103 / AP: 016 PREDICTIONS FOR 02 Jan 2005 10CM FLUX: 103 / AP: 015 COMMENT: Sunspot group 98 (NOAA 0715) stays very active: it produced 3 M-flares up till now, all of them accompanied by a CME. In three days, it will be at the central meridian. At this position, CMEs have a larger probability to be geoeffective. We are experiencing quiet geomagnetic conditions at the moment. SOLAR INDICES FOR 30 Dec 2004 SUNSPOT INDEX : /// 10CM SOLAR FLUX : 100 AK CHAMBON LA FORET : 026 AK WINGST : /// ESTIMATED AP : 018 NOTICEABLE EVENTS SUMMARY DAY BEGIN MAX END LOC XRAY OP 10CM RADIO BURST TYPES Catania NOAA NOTE 30 1034 1047 1057 N03E53 M2.2 SF 230 III/1,II/1 98 0715 associated CME (EIT wave) 30 2202 2218 2228 N03E48 M4.2 2N 230 II/1 98 0715 73, Thomas F. Giella, KN4LF Retired Space & Atmospheric Weather Forecaster Plant City, FL, USA Grid Square EL87WX Lat & Long 27 58 33.6397 N 82 09 52.4052 W kn4lf@arrl.net Propagation eGroup: http://lists.contesting.com/mailman/listinfo/propagation PropNET Beacon Program: http://www.propnet.org HCDX Propagation Channel: http://www.hard-core-dx.com/index.php?topic=Propagation KN4LF Daily Solar Space Weather & Geomagnetic Data Archive: http://www.kn4lf.com/kn4lf5.htm KN4LF HF/MF Radio Propagation Theory Notes: http://www.kn4lf.com/kn4lf8.htm KN4LF Amateur & SWL Radio History: http://www.kn4lf.com/index.htm
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