Viewing archive of Friday, 9 December 2005

Solar activity report

Report of Solar-Geophysical Activity 2005 Dec 09 2203 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Report of Solar and Geophysical Activity

SDF Number 343 Issued at 2200Z on 09 Dec 2005

IA. Analysis of Solar Active Regions and Activity from 08-2100Z to 09-2100Z

Solar activity was low. New Region 835 (N19E78) produced a C1 flare at 08/2141 UTC. This region also produced a few small B-class flares over the past day. New Regions 833 (S17W52) and 834 (S07E77) were also numbered today.
IB. Solar Activity Forecast
Solar activity is expected to be low. Additional C-class flares are possible in Region 835 (N19E78).
IIA. Geophysical Activity Summary 08-2100Z to 09-2100Z
The geomagnetic field was quiet.
IIB. Geophysical Activity Forecast
The geomagnetic field is expected to be quiet to unsettled.
III. Event Probabilities 10 Dec to 12 Dec
Class M05%05%05%
Class X01%01%01%
Proton01%01%01%
PCAFgreen
IV. Penticton 10.7 cm Flux
  Observed       09 Dec 089
  Predicted   10 Dec-12 Dec  085/085/085
  90 Day Mean        09 Dec 085
V. Geomagnetic A Indices
  Observed Afr/Ap 08 Dec  001/001
  Estimated     Afr/Ap 09 Dec  001/001
  Predicted    Afr/Ap 10 Dec-12 Dec  008/010-008/008-005/005
VI. Geomagnetic Activity Probabilities 10 Dec to 12 Dec
A. Middle Latitudes
Active15%15%15%
Minor storm05%05%05%
Major-severe storm01%01%01%
B. High Latitudes
Active20%20%20%
Minor storm10%10%10%
Major-severe storm01%01%01%

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