:Issued: 2010 Jan 19 1312 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 00119 SIDC SOLAR BULLETIN 19 Jan 2010, 1305UT SIDC FORECAST (valid from 1230UT, 19 Jan 2010 until 21 Jan 2010) SOLAR FLARES : Eruptive (C-class flares expected, probability >= 50%) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 19 Jan 2010 10CM FLUX: 082 / AP: 003 PREDICTIONS FOR 20 Jan 2010 10CM FLUX: 082 / AP: 007 PREDICTIONS FOR 21 Jan 2010 10CM FLUX: 082 / AP: 007 COMMENT: NOAA AR 1040 dissapeared over the west limb, but old NOAA AR 1039 is returning over the east limb and producing C flares. The possibility of an M flare is not big but cannot be excluded at this moment. Geomagnetic activity is quiet, the influence of the solar wind coming from the small northern coronal hole has not been seen at Earth yet. TODAY'S ESTIMATED ISN : 000, BASED ON 04 STATIONS. SOLAR INDICES FOR 18 Jan 2010 WOLF NUMBER CATANIA : /// 10CM SOLAR FLUX : 082 AK CHAMBON LA FORET : /// AK WINGST : 003 ESTIMATED AP : 002 ESTIMATED ISN : 010, BASED ON 04 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 # #--------------------------------------------------------------------#