Viewing archive of Thursday, 21 December 2006

Geophysical report

Solar and Geophysical Activity Summary 2006 Dec 21 0248 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 355 Issued at 0245Z on 21 Dec 2006 This report is compiled from data received at SWO on 20 Dec
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
None
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field was at quiet to minor storm conditions. Activity was due to a recurrent coronal hole high speed stream. Solar wind speed at ACE has increased from approximately 600 km/s to 740 km/s.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 072  SSN 000  Afr/Ap 012/024   X-ray Background  LT A1.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.1e+07   GT 10 MeV 1.8e+04 p/(cm2-ster-day)
(GOES-11 satellite synchronous orbit W136 degrees)
Daily Electron Fluence
GT 2 MeV 3.80e+08 e/(cm2-ster-day)
(GOES-12 satellite synchronous orbit W76 degrees)
3 Hour K-indices
Boulder 4 4 3 3 4 3 3 4 Planetary 4 4 3 2 4 3 5 4 
F. Comments
  None

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