Viewing archive of Thursday, 14 March 2013

Daily bulletin on solar and geomagnetic activity from the SIDC

Issued: 2013 Mar 14 1142 UTC

SIDC Forecast

Solar flares

Quiet conditions (<50% probability of C-class flares)

Geomagnetism

Minor geomagnetic storm expected (A>=30 or K=5)

Solar protons

Quiet

	10cm flux	Ap
14 Mar 2013	126	003
15 Mar 2013	127	014
16 Mar 2013	125	016

Bulletin

Solar activity was quiet with only 2 small C flares in the last 24 hours, however activity is expected to be more eruptive for the next 24 hours. Solar wind speed is slow around 320 km/s and interplanetary magnetic field Bz component is around -2 nT. Geomagnetic activity was quiet, but moderate to storm conditions are expected on Friday March 15th around 21:00 UT due to the arrival of the CME detected by LASCO C2 on March 12th around 11:00 UT.

Today's estimated international sunspot number (ISN): 083, based on 16 stations.

Solar indices for 13 Mar 2013

Wolf number Catania	///
10cm solar flux	123
AK Chambon La Forêt	005
AK Wingst	004
Estimated Ap	004
Estimated international sunspot number	074 - Based on 22 stations

Noticeable events summary

Provided by the Solar Influences Data analysis Center© - SIDC - Processed by SpaceWeatherLive

All times in UTC

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