:Issued: 2008 Feb 01 1239 UTC :Product: documentation at http://www.sidc.be/products/meu #--------------------------------------------------------------------# # DAILY BULLETIN ON SOLAR AND GEOMAGNETIC ACTIVITY from the SIDC # # (RWC Belgium) # #--------------------------------------------------------------------# SIDC URSIGRAM 80201 SIDC SOLAR BULLETIN 01 Feb 2008, 1231UT SIDC FORECAST (valid from 1230UT, 01 Feb 2008 until 03 Feb 2008) SOLAR FLARES : Quiet conditions (<50% probability of C-class flares) GEOMAGNETISM : Quiet (A<20 and K<4) SOLAR PROTONS : Quiet PREDICTIONS FOR 01 Feb 2008 10CM FLUX: 073 / AP: 018 PREDICTIONS FOR 02 Feb 2008 10CM FLUX: 074 / AP: 017 PREDICTIONS FOR 03 Feb 2008 10CM FLUX: 074 / AP: 007 COMMENT: Solar activity is expected to be very low. Geomagnetic activity is expected to be quiet to unsettled with isolated periods of active conditions possible during the next 48 hours. The Earth is now within the high-speed solar wind stream from a recurrent coronal hole, with a solar wind speed measured by ACE of about 550 km/s. TODAY'S ESTIMATED ISN : 011, BASED ON 03 STATIONS. SOLAR INDICES FOR 31 Jan 2008 WOLF NUMBER CATANIA : 017 10CM SOLAR FLUX : 072 AK CHAMBON LA FORET : /// AK WINGST : 006 ESTIMATED AP : 008 ESTIMATED ISN : 010, BASED ON 15 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 # #--------------------------------------------------------------------#