:Issued: 2005 Jun 28 1147 UTC :Product: documentation at http://sidc.oma.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 50628 SIDC SOLAR BULLETIN 28 Jun 2005, 1137UT SIDC FORECAST (valid from 1230UT, 28 Jun 2005 until 30 Jun 2005) SOLAR FLARES : Eruptive (C-class flares expected, probability >= 50%) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 28 Jun 2005 10CM FLUX: 078 / AP: 005 PREDICTIONS FOR 29 Jun 2005 10CM FLUX: 080 / AP: 005 PREDICTIONS FOR 30 Jun 2005 10CM FLUX: 080 / AP: 006 COMMENT: A sector boundary crossing was observed by the ACE spacecraft yesterday at 18h00. The increased high wind speed expected from a coronal hole was not observed. Quiet space weather is expected for the coming days. C-class flaring is possible from NOAA AR 781, newly emerged from behind the NE limb. SOLAR INDICES FOR 27 Jun 2005 SUNSPOT INDEX : /// 10CM SOLAR FLUX : 077 AK CHAMBON LA FORET : 009 AK WINGST : 006 ESTIMATED AP : 005 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.oma.be. 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. # #--------------------------------------------------------------------#