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Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2014 Sep 16 1319 UTC

SIDC Forecast

Brillamenti solari

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

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Warning condition (activity levels expected to increase, but no numeric forecast given)

	10cm flux	Ap
16 Sep 2014	133	007
17 Sep 2014	130	007
18 Sep 2014	127	007

Bulletin

Only minor C-class flaring in past 24 h. The strongest flare came from Catania 56 (NOAA 2166) with peak at 20:51 Ut on September 15. Geomagnetic conditions are quiet and expected to remain so. If the filament that erupted on September 12 arrives to the Earth today, active conditions may be reached.

Today's estimated international sunspot number (ISN): 079, based on 17 stations.

Solar indices for 15 Sep 2014

Wolf number Catania	104
10cm solar flux	133
AK Chambon La Forêt	006
AK Wingst	003
Estimated Ap	002
Estimated international sunspot number	066 - Based on 23 stations

Noticeable events summary

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

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