Viewing archive of Wednesday, 30 January 2013

Daily bulletin on solar and geomagnetic activity from the SIDC

Issued: 2013 Jan 30 1046 UTC

SIDC Forecast

Solar flares

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

Geomagnetism

Quiet (A<20 and K<4)

Solar protons

Quiet

	10cm flux	Ap
30 Jan 2013	095	003
31 Jan 2013	095	003
01 Feb 2013	095	003

Bulletin

Magnetograms show emerging magnetic flux next to NOAA AR 1644. The overall X-ray radiation is however low. A small equatorial coronal hole is now located near the central meridian. Last rotation, it did not cause any geomagnetic disturbance. An all-quiet alert is issued.

Today's estimated international sunspot number (ISN): 036, based on 11 stations.

Solar indices for 29 Jan 2013

Wolf number Catania	///
10cm solar flux	095
AK Chambon La Forêt	004
AK Wingst	002
Estimated Ap	001
Estimated international sunspot number	040 - Based on 13 stations

Noticeable events summary

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

All times in UTC

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