Viewing archive of Friday, 6 June 2014

Solar activity report

Any mentioned solar flare in this report has a scaling factor applied by the Space Weather Prediction Center (SWPC). Because of the SWPC scaling factor, solar flares are reported as 42% smaller than for the science quality data. The scaling factor has been removed from our archived solar flare data to reflect the true physical units.
Report of Solar-Geophysical Activity 2014 Jun 06 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 157 Issued at 2200Z on 06 Jun 2014

IA. Analysis of Solar Active Regions and Activity from 05-2100Z to 06-2100Z

Solar activity has been at moderate levels for the past 24 hours. The largest solar event of the period was a M1 event observed at 06/1931Z from Region 2080 (S12E18). There are currently 8 numbered sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is expected to be low with a chance for M-class flares and a slight chance for an X-class flare on days one, two, and three (07 Jun, 08 Jun, 09 Jun).
IIA. Geophysical Activity Summary 05-2100Z to 06-2100Z
The geomagnetic field has been at quiet to unsettled levels for the past 24 hours. Solar wind speed, as measured by the ACE spacecraft, reached a peak speed of 385 km/s at 06/0132Z. Total IMF reached 6 nT at 05/2227Z. The maximum southward component of Bz reached -5 nT at 05/2233Z.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet to unsettled levels on days one and two (07 Jun, 08 Jun) and quiet levels on day three (09 Jun).
III. Event Probabilities 07 Jun to 09 Jun
Class M30%35%35%
Class X10%15%15%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       06 Jun 133
  Predicted   07 Jun-09 Jun 130/130/135
  90 Day Mean        06 Jun 138

V. Geomagnetic A Indices
  Observed Afr/Ap 05 Jun  007/007
  Estimated     Afr/Ap 06 Jun  007/008
  Predicted    Afr/Ap 07 Jun-09 Jun  007/010-008/008-006/005

VI. Geomagnetic Activity Probabilities 07 Jun to 09 Jun
A. Middle Latitudes
Active20%15%05%
Minor storm05%01%01%
Major-severe storm01%01%01%
B. High Latitudes
Active15%20%15%
Minor storm25%30%15%
Major-severe storm30%20%05%

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