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Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2013 Jan 31 1234 UTC

SIDC Forecast

Brillamenti solari

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

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Quiet

	10cm flux	Ap
31 Jan 2013	097	003
01 Feb 2013	096	003
02 Feb 2013	096	003

Bulletin

The all-quiet alert still holds. Catania sunspot group 75/NOAA AR 1663 showed minor flaring activity in the B-level. The solar wind passing the Earth is smooth, not causing any turbulence at all.

Today's estimated international sunspot number (ISN): 034, based on 10 stations.

Solar indices for 30 Jan 2013

Wolf number Catania	059
10cm solar flux	097
AK Chambon La Forêt	004
AK Wingst	001
Estimated Ap	001
Estimated international sunspot number	036 - Based on 17 stations

Noticeable events summary

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

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