:Issued: 2009 Jul 16 1238 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 90716 SIDC SOLAR BULLETIN 16 Jul 2009, 1221UT SIDC FORECAST (valid from 1230UT, 16 Jul 2009 until 18 Jul 2009) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 16 Jul 2009 10CM FLUX: 067 / AP: 001 PREDICTIONS FOR 17 Jul 2009 10CM FLUX: 067 / AP: 007 PREDICTIONS FOR 18 Jul 2009 10CM FLUX: 066 / AP: 007 COMMENT: Solar activity is very low, no flares, no sunspots. Geomagnetic conditions are expected to stay at quiet levels for the next 48 hours. The influence of the fast solar wind stream that arrived on Monday is fading, the solar wind speed is around 400 km/s at ACE. TODAY'S ESTIMATED ISN : 000, BASED ON 13 STATIONS. SOLAR INDICES FOR 15 Jul 2009 WOLF NUMBER CATANIA : 000 10CM SOLAR FLUX : 067 AK CHAMBON LA FORET : /// AK WINGST : 006 ESTIMATED AP : 005 ESTIMATED ISN : 000, BASED ON 22 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 # #--------------------------------------------------------------------#