:Issued: 2007 Jan 29 1232 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 70129 SIDC SOLAR BULLETIN 29 Jan 2007, 1213UT SIDC FORECAST (valid from 1230UT, 29 Jan 2007 until 31 Jan 2007) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Active conditions expected (A>=20 or K=4) SOLAR PROTONS : Quiet PREDICTIONS FOR 29 Jan 2007 10CM FLUX: 084 / AP: 014 PREDICTIONS FOR 30 Jan 2007 10CM FLUX: 085 / AP: 022 PREDICTIONS FOR 31 Jan 2007 10CM FLUX: 086 / AP: 026 COMMENT: The solar activity is expected to remain quiet with a small chance of C-class flare from NOAA AR 0940. The geomagnetic activity is expected to increase to unsettled conditions as the Earth enters late today high speed stream from a recurrent coronal hole. Minor storm conditions may occur during this period. TODAY'S ESTIMATED ISN : 018, BASED ON 05 STATIONS. SOLAR INDICES FOR 28 Jan 2007 WOLF NUMBER CATANIA : /// 10CM SOLAR FLUX : 082 AK CHAMBON LA FORET : 011 AK WINGST : /// ESTIMATED AP : 006 ESTIMATED ISN : 010, BASED ON 11 STATIONS. NOTICEABLE EVENTS SUMMARY DAY BEGIN MAX END LOC XRAY OP 10CM RADIO BURST TYPES Catania NOAA NOTE NONE END BT #--------------------------------------------------------------------# # Solar Influences Data analysis Center - RWC Belgium # # Royal Observatory of Belgium # # Fax : 32 (0) 2 373 0 224 # # Tel.: 32 (0) 2 373 0 491 # # # # For more information, see http://sidc.be/products/meu. # # Please do not reply directly to this message, but send comments # # and suggestions to 'sidctech@oma.be'. If you are unable to use # # that address, use 'rvdlinden@spd.aas.org' instead. # # #--------------------------------------------------------------------#