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Daily bulletin on solar and geomagnetic activity from the SIDC

Випущено: 2019 Mar 23 1230 UTC

SIDC Forecast

Сонячні спалахи

C-class flares expected, (probability >=50%)

Geomagnetism

Minor storm expected (A>=30 or K=5)

Сонячні протони

Quiet

	10cm flux	Ap
23 Mar 2019	082	016
24 Mar 2019	080	011
25 Mar 2019	076	007

Bulletin

NOAA AR 2735 has decayed into an H-alpha plage and AR 2736 has now a beta-gamma configuration (no more delta) and is producing less flares. One C-class flare in the past 24 h, C1.4 peaking at 20:23 UT on March 22. More C-class flares are likely.

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

The solar wind speed is at 290 km/s with interplanetary magnetic fields of 5 nT. Quiet conditions were observed in the past hours, the situation is likely to change today with the arrival of the CME from March 20, K up to 5 can be expected (with possible periods of K = 6).

Today's estimated international sunspot number (ISN): 024, based on 11 stations.

Solar indices for 22 Mar 2019

Wolf number Catania	///
10cm solar flux	082
AK Chambon La Forêt	003
AK Wingst	///
Estimated Ap	002
Estimated international sunspot number	031 - Based on 28 stations

Noticeable events summary

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

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