Status Report

Joint USAF/NOAA Report of Solar and Geophysical Activity 27 Jan 2010

By SpaceRef Editor
January 27, 2010
Filed under , , ,

:Product: Report of Solar-Geophysical Activity
:Issued: 2010 Jan 27 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 027 Issued at 2200Z on 27 Jan 2010
IA. Analysis of Solar Active Regions and Activity from 26/2100Z
to 27/2100Z: Solar activity was very low. Region 1041 (S25W16) was
mostly quiet and stable producing 2 B-class flares during the past
24 hours.
IB. Solar Activity Forecast: Solar activity is expected to be very
low for the next three days (28-30 January) with only a slight
chance for C-class flares from Region 1041.
IIA. Geophysical Activity Summary 26/2100Z to 27/2100Z:
The geomagnetic field has been quiet for the past 24 hours.
IIB. Geophysical Activity Forecast: The geomagnetic field is
expected to remain quiet for the next three days (28-30 January).
III. Event Probabilities 28 Jan-30 Jan
Class M 01/01/01
Class X 01/01/01
Proton 01/01/01
PCAF green
IV. Penticton 10.7 cm Flux
Observed 27 Jan 078
Predicted 28 Jan-30 Jan 078/078/078
90 Day Mean 27 Jan 077
V. Geomagnetic A Indices
Observed Afr/Ap 26 Jan 001/003
Estimated Afr/Ap 27 Jan 001/005
Predicted Afr/Ap 28 Jan-30 Jan 005/005-005/005-005/005
VI. Geomagnetic Activity Probabilities 28 Jan-30 Jan
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.