Viewing archive of Wednesday, 22 September 1999

Geophysical report

Solar and Geophysical Activity Summary 1999 Sep 22 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 265 Issued at 0245Z on 22 SEP 1999 This report is compiled from data received at SWO on 21 SEP
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0300 0332 0341  8699        C5.2                   II
0342 0352 0416  8706 N20E61 C9.4  SF 340    46
B. Proton Events
None
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD WAS QUIET TO UNSETTLED. THE GREATER THAN 2 MEV ELECTRON FLUX AT GEOSYNCHRONOUS ORBIT REACHED HIGH LEVELS MIDWAY THROUGH THE DAY.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 147  SSN 082  AFR/AP 010/010   X-RAY BACKGROUND B5.7
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 3.7E+05   GT 10 MEV 1.3E+04 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 5.70E+07 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 2 1 2 3 3 2 3 3 PLANETARY 1 1 2 3 3 3 3 3
F. Comments
  None


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