Viewing archive of Monday, 6 October 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 Oct 06 2200 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 279 Issued at 2200Z on 06 Oct 2014

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

Solar activity has been at low levels for the past 24 hours. The largest solar event of the period was a C3 event observed at 06/1707Z from Region 2185 (S14E43). There are currently 6 numbered sunspot regions on the disk.
IB. Solar Activity Forecast
Solar activity is likely to be low on days one, two, and three (07 Oct, 08 Oct, 09 Oct).
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 453 km/s at 05/2345Z. Total IMF reached 5 nT at 06/0945Z. The maximum southward component of Bz reached -4 nT at 06/0059Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 323 pfu.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be at quiet levels on days one, two, and three (07 Oct, 08 Oct, 09 Oct).
III. Event Probabilities 07 Oct to 09 Oct
Class M05%05%05%
Class X01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       06 Oct 130
  Predicted   07 Oct-09 Oct 125/125/125
  90 Day Mean        06 Oct 132

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

VI. Geomagnetic Activity Probabilities 07 Oct to 09 Oct
A. Middle Latitudes
Active15%15%15%
Minor storm05%05%05%
Major-severe storm01%01%01%
B. High Latitudes
Active15%15%15%
Minor storm20%20%20%
Major-severe storm20%20%20%

All times in UTC

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