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Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2016 Jun 12 1230 UTC

SIDC Forecast

Brillamenti solari

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

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Quiet

	10cm flux	Ap
12 Jun 2016	091	006
13 Jun 2016	091	007
14 Jun 2016	093	007

Bulletin

NOAA AR 2552 produced a C6.5 flare with peak time 22:28 UT on June 11. More C flares are expected in the next 24 hours (80% probability), especially from AR 2552. During the past 24 hours, solar wind speed as measured by ACE increased from about 440 to 550 km/s, and then decreased again to about 440 km/s. The magnitude of the Interplanetary Magnetic Field varied between about 1 and 12 nT. During the past 24 hours, geomagnetic conditions have been quiet to unsettled (K Dourbes between 1 and 3; NOAA Kp between 2 and 3). Quiet to unsettled geomagnetic conditions (K Dourbes < 4) are expected on June 12, 13 and 14.

Today's estimated international sunspot number (ISN): 043, based on 17 stations.

Solar indices for 11 Jun 2016

Wolf number Catania	///
10cm solar flux	088
AK Chambon La Forêt	017
AK Wingst	015
Estimated Ap	014
Estimated international sunspot number	047 - Based on 24 stations

Noticeable events summary

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

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