:Issued: 2009 Dec 10 1532 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 91210 SIDC SOLAR BULLETIN 10 Dec 2009, 1526UT SIDC FORECAST (valid from 1230UT, 10 Dec 2009 until 12 Dec 2009) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 10 Dec 2009 10CM FLUX: 073 / AP: 001 PREDICTIONS FOR 11 Dec 2009 10CM FLUX: 074 / AP: 003 PREDICTIONS FOR 12 Dec 2009 10CM FLUX: 075 / AP: 003 COMMENT: A C-flare occurred. The source region is the Catania sunspot group 29 (NOAA AR 1034). The group rotated just over the east limb. Geomagnetic conditions are quiet. TODAY'S ESTIMATED ISN : 008, BASED ON 12 STATIONS. SOLAR INDICES FOR 9 Dec 2009 WOLF NUMBER CATANIA : 000 10CM SOLAR FLUX : 073 AK CHAMBON LA FORET : /// AK WINGST : 000 ESTIMATED AP : 001 ESTIMATED ISN : 000, BASED ON 08 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 # #--------------------------------------------------------------------#