Viewing archive of Wednesday, 17 October 2018

Daily bulletin on solar and geomagnetic activity from the SIDC

Issued: 2018 Oct 17 1230 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
17 Oct 2018	070	007
18 Oct 2018	069	007
19 Oct 2018	069	007

Bulletin

There are no active regions visible on the solar disk. No C-class flares in past 24 h. Solar activity is expected to remain at low levels.

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

The solar wind speed is at 430 km/s with interplanetary magnetic fields of 4 nT. Geomagnetic conditions have been quiet and are expected to remain so.

Today's estimated international sunspot number (ISN): 011, based on 14 stations.

Solar indices for 16 Oct 2018

Wolf number Catania	000
10cm solar flux	070
AK Chambon La Forêt	008
AK Wingst	007
Estimated Ap	006
Estimated international sunspot number	000 - Based on 31 stations

Noticeable events summary

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

All times in UTC

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