:Issued: 2007 May 29 1155 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 70529 SIDC SOLAR BULLETIN 29 May 2007, 1146UT SIDC FORECAST (valid from 1230UT, 29 May 2007 until 31 May 2007) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 29 May 2007 10CM FLUX: 071 / AP: 002 PREDICTIONS FOR 30 May 2007 10CM FLUX: 072 / AP: 003 PREDICTIONS FOR 31 May 2007 10CM FLUX: 074 / AP: 003 COMMENT: Solar activity is expected to be very low during the next 48 hours. Geomagnetic activity is expected to be quiet. Actual readings of the solar wind speed measured by the ACE spacecraft are about 400 km/s. TODAY'S ESTIMATED ISN : 008, BASED ON 04 STATIONS. SOLAR INDICES FOR 28 May 2007 WOLF NUMBER CATANIA : 000 10CM SOLAR FLUX : 069 AK CHAMBON LA FORET : /// AK WINGST : 004 ESTIMATED AP : 004 ESTIMATED ISN : 000, BASED ON 11 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. # # #--------------------------------------------------------------------#