:Issued: 2010 Jan 05 1258 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 00105 SIDC SOLAR BULLETIN 05 Jan 2010, 1248UT SIDC FORECAST (valid from 1230UT, 05 Jan 2010 until 07 Jan 2010) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 05 Jan 2010 10CM FLUX: 073 / AP: 001 PREDICTIONS FOR 06 Jan 2010 10CM FLUX: 074 / AP: 001 PREDICTIONS FOR 07 Jan 2010 10CM FLUX: 075 / AP: 001 COMMENT: NOAA AR 11039 is rotating over the western solar limb, its size and activity has declined, it has a low potential for producing C-flares. The recurrent NOAA AR 11035 is entering the visible solar disk, it produced C flares during its previous passage, but it is now declining in size. Geomagnetic activity is expected to remain quiet. TODAY'S ESTIMATED ISN : 007, BASED ON 06 STATIONS. SOLAR INDICES FOR 4 Jan 2010 WOLF NUMBER CATANIA : 016 10CM SOLAR FLUX : 073 AK CHAMBON LA FORET : /// AK WINGST : 002 ESTIMATED AP : 002 ESTIMATED ISN : 009, BASED ON 16 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 # #--------------------------------------------------------------------#