:Issued: 2010 Aug 27 1221 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 00827 SIDC SOLAR BULLETIN 27 Aug 2010, 1159UT SIDC FORECAST (valid from 1230UT, 27 Aug 2010 until 29 Aug 2010) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 27 Aug 2010 10CM FLUX: 073 / AP: 017 PREDICTIONS FOR 28 Aug 2010 10CM FLUX: 073 / AP: 007 PREDICTIONS FOR 29 Aug 2010 10CM FLUX: 073 / AP: 007 COMMENT: Solar activity is expected to be low for the next 48 hours. A filament eruption occurred near the west limb, in the vicinity of NOAA AR 1100 on Aug. 27th, starting around 09:00 UT. A CME was spotted by the COR1 Ahead coronagraph. With the current information available, we do not expect any geomagnetic consequence. Geomagnetic activity is expected to be mostly quiet for the next 48 hours. TODAY'S ESTIMATED ISN : 008, BASED ON 08 STATIONS. SOLAR INDICES FOR 26 Aug 2010 WOLF NUMBER CATANIA : 033 10CM SOLAR FLUX : 073 AK CHAMBON LA FORET : 016 AK WINGST : 012 ESTIMATED AP : 013 ESTIMATED ISN : 014, BASED ON 10 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 # #--------------------------------------------------------------------#