:Issued: 2010 Dec 03 1253 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 01203 SIDC SOLAR BULLETIN 03 Dec 2010, 1243UT SIDC FORECAST (valid from 1230UT, 03 Dec 2010 until 05 Dec 2010) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 03 Dec 2010 10CM FLUX: 087 / AP: 004 PREDICTIONS FOR 04 Dec 2010 10CM FLUX: 088 / AP: 003 PREDICTIONS FOR 05 Dec 2010 10CM FLUX: 089 / AP: 001 COMMENT: Solar conditions are quiet with only a B5.3 flare observed this morning by GOES. LASCO observed a CME yesterday (Dec 2). It first appears in the images around 14h24. STEREO observed this event starting around 12h09 and this data show the CME is not earth-directed. Active geomagnetic conditions are possible today and tomorrow due to the arrival of the CME's on Nov 28 (due to a filament eruption) and Nov 30. TODAY'S ESTIMATED ISN : 024, BASED ON 03 STATIONS. SOLAR INDICES FOR 2 Dec 2010 WOLF NUMBER CATANIA : 035 10CM SOLAR FLUX : 087 AK CHAMBON LA FORET : 004 AK WINGST : 004 ESTIMATED AP : 002 ESTIMATED ISN : 020, BASED ON 09 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 '[email protected]'. If you are unable to use # # that address, use '[email protected]' instead. # # To unsubscribe, visit http://sidc.be/registration/unsub.php # #--------------------------------------------------------------------#