:Issued: 2007 Feb 18 1402 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 70218 SIDC SOLAR BULLETIN 18 Feb 2007, 1351UT SIDC FORECAST (valid from 1230UT, 18 Feb 2007 until 20 Feb 2007) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 18 Feb 2007 10CM FLUX: 075 / AP: 008 PREDICTIONS FOR 19 Feb 2007 10CM FLUX: 075 / AP: 006 PREDICTIONS FOR 20 Feb 2007 10CM FLUX: 075 / AP: 007 COMMENT: Conditions are quiet: no flaring activity, quiet geomagnetic conditions. A faint partial halo CME is visible in LASCO images. The source region is doubtfull. A glancing blow is possible in 3 days. The geomagnetic impact will be probably small. TODAY'S ESTIMATED ISN : 012, BASED ON 01 STATION. SOLAR INDICES FOR 17 Feb 2007 WOLF NUMBER CATANIA : 011 10CM SOLAR FLUX : 075 AK CHAMBON LA FORET : 014 AK WINGST : /// ESTIMATED AP : 009 ESTIMATED ISN : 008, BASED ON 12 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. # # #--------------------------------------------------------------------#