Viewing archive of Monday, 17 September 2001

Geophysical report

Solar and Geophysical Activity Summary 2001 Sep 17 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 260 Issued at 0245Z on 17 Sep 2001 This report is compiled from data received at SWO on 16 Sep
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0339 0353 0418  9608 S29W54 M5.6  2n        41
0739 0745 0751  9616 S13E18 C4.5  1f 250    140
1333 1353 1405  9608 S29W61 C8.9  Sf 140    120
1501 1501 1501                       570
2347 2350 2355  9616 S13E11 C4.1  1f 260
B. Proton Events
The greater than 10 MeV proton event on 15 September ended at 15/1545 UTC. The event began at 15/1435 UTC and had a peak flux of 11 pfu at 15/1455 UTC.
C. Geomagnetic Activity Summary
The geomagnetic field has been quiet to unsettled.
D. Stratwarm
None.
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 207  SSN 169  Afr/Ap 007/008   X-ray Background C1.6
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.2e+06   GT 10 MeV 5.2e+04 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 1.30e+06 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 2 1 1 1 3 3 2 2 Planetary 2 1 1 1 3 3 3 2
F. Comments
  None.

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