Prohlížíte si archiv čtvrtek 16. července 2015

Daily bulletin on solar and geomagnetic activity from the SIDC

Vydáno: 2015 Jul 16 1230 UTC

SIDC Forecast

Sluneční erupce

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

Geomagnetism

Quiet (A<20 and K<4)

Sluneční protony

Quiet

	10cm flux	Ap
16 Jul 2015	101	010
17 Jul 2015	101	007
18 Jul 2015	101	007

Bulletin

The Sun produced no C flares during the past 24 hours. B flaring is expected, with a chance for a C flare. During the past 24 hours, solar wind speed varied between about 440 and 590 km/s, while the magnitude of the Interplanetary Magnetic Field decreased from about 7 to 4 nT. Bz fluctuated a lot, with only brief periods below -4 nT during the period. Over the past 24 hours, geomagnetic conditions have been quiet to unsettled (K Dourbes between 2 and 3; NOAA Kp between 2 and 3). Quiet to unsettled geomagnetic conditions (K Dourbes < 4) are expected on July 16, 17, and 18.

Today's estimated international sunspot number (ISN): 053, based on 20 stations.

Solar indices for 15 Jul 2015

Wolf number Catania	068
10cm solar flux	101
AK Chambon La Forêt	015
AK Wingst	010
Estimated Ap	009
Estimated international sunspot number	048 - Based on 23 stations

Noticeable events summary

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

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