:Issued: 2007 Oct 26 1335 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 71026 SIDC SOLAR BULLETIN 26 Oct 2007, 1318UT SIDC FORECAST (valid from 1230UT, 26 Oct 2007 until 28 Oct 2007) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Active conditions expected (A>=20 or K=4) SOLAR PROTONS : Quiet PREDICTIONS FOR 26 Oct 2007 10CM FLUX: 067 / AP: 017 PREDICTIONS FOR 27 Oct 2007 10CM FLUX: 067 / AP: 010 PREDICTIONS FOR 28 Oct 2007 10CM FLUX: 067 / AP: 020 COMMENT: Flaring activity is extremely calm. No sunspots are visible. We are past the biggest influence of the southern coronal hole. We expect active conditions caused by polar coronal hole with some parts reaching lower latitudes. TODAY'S ESTIMATED ISN : 000, BASED ON 05 STATIONS. SOLAR INDICES FOR 25 Oct 2007 WOLF NUMBER CATANIA : 000 10CM SOLAR FLUX : 067 AK CHAMBON LA FORET : /// AK WINGST : 018 ESTIMATED AP : 018 ESTIMATED ISN : 000, BASED ON 06 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 # #--------------------------------------------------------------------#