:Issued: 2008 Dec 24 1015 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 81224 SIDC SOLAR BULLETIN 24 Dec 2008, 1009UT SIDC FORECAST (valid from 1230UT, 24 Dec 2008 until 26 Dec 2008) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 24 Dec 2008 10CM FLUX: 069 / AP: 011 PREDICTIONS FOR 25 Dec 2008 10CM FLUX: 069 / AP: 007 PREDICTIONS FOR 26 Dec 2008 10CM FLUX: 070 / AP: 004 COMMENT: Following the passage of a coronal hole on the solar disk, the speed of the solar wind is again decreasing and, as a consequence, geomagnetic activity is also decreasing. Quiet space weather conditions are expected. TODAY'S ESTIMATED ISN : 000, BASED ON 01 STATION. SOLAR INDICES FOR 23 Dec 2008 WOLF NUMBER CATANIA : 000 10CM SOLAR FLUX : 069 AK CHAMBON LA FORET : /// AK WINGST : 016 ESTIMATED AP : 011 ESTIMATED ISN : 000, BASED ON 14 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 # #--------------------------------------------------------------------#