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Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2018 Oct 16 1230 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
16 Oct 2018	070	006
17 Oct 2018	070	007
18 Oct 2018	069	007

Bulletin

There is one active regions visible on the solar disk (NOAA 2725), with alpha magnetic field configuration and one sunspot. 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 520 km/s with interplanetary magnetic fields of 4 nT. The Earth is under the influence of a high speed solar wind stream. Geomagnetic conditions have been quiet to unsettled, with an active period at Dourbes (K = 4) on October 15 at 21:00 UT. More quiet to unsettled conditions expected for the next 48 h (active periods remain possible).

Today's estimated international sunspot number (ISN): 000, based on 22 stations.

Solar indices for 15 Oct 2018

Wolf number Catania	///
10cm solar flux	070
AK Chambon La Forêt	016
AK Wingst	014
Estimated Ap	012
Estimated international sunspot number	013 - Based on 26 stations

Noticeable events summary

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

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