Viewing archive of Sunday, 29 April 2018

Daily bulletin on solar and geomagnetic activity from the SIDC

Issued: 2018 Apr 29 1231 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
29 Apr 2018	070	007
30 Apr 2018	069	007
01 May 2018	069	007

Bulletin

There are no active region on the disc. No C-class flares in past 24 h and the situation is not expected to change.

No Earth directed Coronal Mass Ejections (CMEs) have been detected. Solar protons have remained at background levels over the past 24 h.

The solar wind speed at L1 is at 350 km /s with interplanetary magnetic field magnitude of 5 nT. Geomagnetic conditions are quiet and expected to remain so.

Today's estimated international sunspot number (ISN): 000, based on 12 stations.

Solar indices for 28 Apr 2018

Wolf number Catania	///
10cm solar flux	070
AK Chambon La Forêt	005
AK Wingst	004
Estimated Ap	003
Estimated international sunspot number	000 - Based on 25 stations

Noticeable events summary

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

All times in UTC

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