Viewing archive of Tuesday, 18 September 2001

Geophysical report

Solar and Geophysical Activity Summary 2001 Sep 18 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 261 Issued at 0245Z on 18 Sep 2001 This report is compiled from data received at SWO on 17 Sep
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0146 0146 0147                       150
0818 0825 0834  9616 S14E04 M1.5  2n 910    460    II
1514 1516 1519  9616 S14E02       Sf 110
1544 1550 1554  9608 S32W73 M8.1  1n        380
1800 1800 1800                       150
1938 1942 1946              C3.3     370
2101 2108 2111  9616 S11W06 M1.0  1n 1200   110    II
2132 2146 2155  9608 S31W73 M1.0  2n
B. Proton Events
None.
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 199  SSN 159  Afr/Ap 012/010   X-ray Background C2.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.8e+05   GT 10 MeV 1.4e+04 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 4.00e+06 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 1 2 3 3 3 3 3 3 Planetary 1 2 3 3 3 3 3 3
F. Comments
  None.

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