:Issued: 2010 Mar 20 1240 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 00320 SIDC SOLAR BULLETIN 20 Mar 2010, 1136UT SIDC FORECAST (valid from 1230UT, 20 Mar 2010 until 22 Mar 2010) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 20 Mar 2010 10CM FLUX: 085 / AP: 007 PREDICTIONS FOR 21 Mar 2010 10CM FLUX: 085 / AP: 004 PREDICTIONS FOR 22 Mar 2010 10CM FLUX: 085 / AP: 003 COMMENT: Barring the arrival of significant activity at the South-East limb of the Sun, we expect very low solar activity. The solar wind speed increased slightly over the last few hours causing unsettled geomagnetic conditions. We expect a decline of this enhanced solar wind speed and mostly quiet to unsettled geomagnetic conditions. TODAY'S ESTIMATED ISN : 010, BASED ON 04 STATIONS. SOLAR INDICES FOR 19 Mar 2010 WOLF NUMBER CATANIA : 030 10CM SOLAR FLUX : 084 AK CHAMBON LA FORET : /// AK WINGST : 006 ESTIMATED AP : 004 ESTIMATED ISN : 015, 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. # # To unsubscribe, visit http://sidc.be/registration/unsub.php # #--------------------------------------------------------------------#