:Issued: 2009 Feb 01 1229 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 90201 SIDC SOLAR BULLETIN 01 Feb 2009, 1221UT SIDC FORECAST (valid from 1230UT, 01 Feb 2009 until 03 Feb 2009) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 01 Feb 2009 10CM FLUX: 069 / AP: 004 PREDICTIONS FOR 02 Feb 2009 10CM FLUX: 069 / AP: 003 PREDICTIONS FOR 03 Feb 2009 10CM FLUX: 069 / AP: 003 COMMENT: The Sun is and will remain completely inactive over the next few days. The solar wind speed has started to decline while the interplanetary magnetic field has become very weak. The geomagnetic activity will thus remain quiet to unsettled. TODAY'S ESTIMATED ISN : 000, BASED ON 09 STATIONS. SOLAR INDICES FOR 31 Jan 2009 WOLF NUMBER CATANIA : 000 10CM SOLAR FLUX : 069 AK CHAMBON LA FORET : /// AK WINGST : 009 ESTIMATED AP : 008 ESTIMATED ISN : 000, BASED ON 25 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 # #--------------------------------------------------------------------#