:Issued: 2012 Jan 31 1302 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 20131 SIDC SOLAR BULLETIN 31 Jan 2012, 1254UT SIDC FORECAST (valid from 1230UT, 31 Jan 2012 until 02 Feb 2012) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 31 Jan 2012 10CM FLUX: 112 / AP: 005 PREDICTIONS FOR 01 Feb 2012 10CM FLUX: 112 / AP: 005 PREDICTIONS FOR 02 Feb 2012 10CM FLUX: 112 / AP: 003 COMMENT: Flaring conditions are quiet despite of the presence of several (not complex) sunspots. We don't expect a revival of flare activity. The >10MeV proton decreased under the storm level. This decreasing trend is expected to continue. Geomagnetic conditions are quiet and are expected to stay quiet. TODAY'S ESTIMATED ISN : 054, BASED ON 08 STATIONS. SOLAR INDICES FOR 30 Jan 2012 WOLF NUMBER CATANIA : /// 10CM SOLAR FLUX : 114 AK CHAMBON LA FORET : 021 AK WINGST : 010 ESTIMATED AP : 011 ESTIMATED ISN : 041, BASED ON 18 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. # # To unsubscribe, visit http://sidc.be/registration/unsub.php # #--------------------------------------------------------------------#