Status Report

Joint USAF/NOAA Report of Solar and Geophysical Activity 7 December 2009

By SpaceRef Editor
December 7, 2009
Filed under , , ,

:Product: Report of Solar-Geophysical Activity
:Issued: 2009 Dec 07 2200 UTC
# Prepared jointly by the U.S. Dept. of Commerce, NOAA,
# Space Weather Prediction Center and the U.S. Air Force.
#
Joint USAF/NOAA Report of Solar and Geophysical Activity
SDF Number 341 Issued at 2200Z on 07 Dec 2009
IA. Analysis of Solar Active Regions and Activity from 06/2100Z
to 07/2100Z: Solar activity was very low. No flares occurred during
the past 24 hours. The solar disk was void of sunspots.
IB. Solar Activity Forecast: Solar activity is expected to be very
low.
IIA. Geophysical Activity Summary 06/2100Z to 07/2100Z:
The geomagnetic field was quiet.
IIB. Geophysical Activity Forecast: The geomagnetic field is
expected to be quiet for the next three days (08-10 December).
III. Event Probabilities 08 Dec-10 Dec
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF Green
IV. Penticton 10.7 cm Flux
Observed 07 Dec 071
Predicted 08 Dec-10 Dec 073/073/074
90 Day Mean 07 Dec 072
V. Geomagnetic A Indices
Observed Afr/Ap 06 Dec 001/002
Estimated Afr/Ap 07 Dec 002/002
Predicted Afr/Ap 08 Dec-10 Dec 005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 08 Dec-10 Dec
A. Middle Latitudes
Active 05/05/05
Minor storm 01/01/01
Major-severe storm 01/01/01
B. High Latitudes
Active 05/05/05
Minor storm 01/01/01
Major-severe storm 01/01/01

SpaceRef staff editor.