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

Valid from 1230 UTC, 29 Apr 2018 until 01 May 2018
Solar flares

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

Geomagnetism

Quiet (A<20 and K<4)

Solar protons

Quiet

10cm fluxAp
29 Apr 2018070007
30 Apr 2018069007
01 May 2018069007

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 flux070
AK Chambon La Forêt005
AK Wingst004
Estimated Ap003
Estimated international sunspot number000 - Based on 25 stations

Noticeable events summary

DayBeginMaxEndLocStrengthOP10cmCatania/NOAARadio burst types
None

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

All times in UTC

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