:Issued: 2010 Sep 16 1236 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 00916 SIDC SOLAR BULLETIN 16 Sep 2010, 1224UT SIDC FORECAST (valid from 1230UT, 16 Sep 2010 until 18 Sep 2010) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 16 Sep 2010 10CM FLUX: 083 / AP: 012 PREDICTIONS FOR 17 Sep 2010 10CM FLUX: 084 / AP: 007 PREDICTIONS FOR 18 Sep 2010 10CM FLUX: 086 / AP: 007 COMMENT: Solar activity is expected to be mostly quiet with a slight risk for C class flares from a new active region (S30E85) beginning its transit on the East limb. Some small isolated flaring activity was observed on Sept. 15th in the vicinity of this region while it was on the limb. Geomagnetic activity is expected to be mostly quiet with a risk of isolated unsettled periods during the next 24 hours. TODAY'S ESTIMATED ISN : 024, BASED ON 17 STATIONS. SOLAR INDICES FOR 15 Sep 2010 WOLF NUMBER CATANIA : /// 10CM SOLAR FLUX : 081 AK CHAMBON LA FORET : /// AK WINGST : 007 ESTIMATED AP : 006 ESTIMATED ISN : 017, BASED ON 20 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 # #--------------------------------------------------------------------#