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Daily bulletin on solar and geomagnetic activity from the SIDC

Випущено: 2019 Dec 29 1231 UTC

SIDC Forecast

Сонячні спалахи

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

Geomagnetism

Quiet (A<20 and K<4)

Сонячні протони

Quiet

	10cm flux	Ap
29 Dec 2019	072	001
30 Dec 2019	071	001
31 Dec 2019	071	001

Bulletin

No active regions visible on the sun. Solar activity has been very low, no flares in the past 24 h, no changes expected.

No Earth directed CMEs in past 24 h. Solar protons have remained at background levels over the past 24 h.

The solar wind speed is at 300 km/s with interplanetary magnetic field magnitude of 4 nT. Geomagnetic conditions have been quiet and expected to remain so.

Today's estimated international sunspot number (ISN): 000, based on 14 stations.

Solar indices for 28 Dec 2019

Wolf number Catania	///
10cm solar flux	072
AK Chambon La Forêt	///
AK Wingst	002
Estimated Ap	001
Estimated international sunspot number	000 - Based on 20 stations

Noticeable events summary

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

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