:Issued: 2010 Mar 27 1201 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 00327 SIDC SOLAR BULLETIN 27 Mar 2010, 1149UT SIDC FORECAST (valid from 1230UT, 27 Mar 2010 until 29 Mar 2010) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 27 Mar 2010 10CM FLUX: 086 / AP: 003 PREDICTIONS FOR 28 Mar 2010 10CM FLUX: 087 / AP: 003 PREDICTIONS FOR 29 Mar 2010 10CM FLUX: 087 / AP: 002 COMMENT: NOAA AR 1057 is still growing. 4 C-flares were observed during the last 24 h hours, originating from this active region: a C 2.5 flare yesterday evening (peaking at 21h16), a C1.2 flare this morning (peak at 05h15), followed by a C2.0 flare with peak at 07h57 and a C1.5 flare peaking at 10h14. More C-flares are likely to occur in the coming days. The geomagnetic conditions are expected to be quiet during the coming days. TODAY'S ESTIMATED ISN : 021, BASED ON 09 STATIONS. SOLAR INDICES FOR 26 Mar 2010 WOLF NUMBER CATANIA : 030 10CM SOLAR FLUX : 086 AK CHAMBON LA FORET : /// AK WINGST : 005 ESTIMATED AP : 004 ESTIMATED ISN : 014, BASED ON 13 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 # #--------------------------------------------------------------------#