Viewing archive of Monday, 21 September 1998

Geophysical report

Solar and Geophysical Activity Summary 1998 Sep 21 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 264 Issued at 0245Z on 21 SEP 1998 This report is compiled from data received at SWO on 20 SEP
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0231 0000 0733                                        IV
0233 0251 0328  8340        M1.8                      IV
0237 0240 0303                              340
0629 0629 0629                       150
1028 1030 1031                       490
1342 1345 1355  8342 N19E31       SF 110
B. Proton Events
None
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD HAS BEEN QUIET TO UNSETTLED FOR THE PAST 24 HOURS.
D. Stratwarm
None.
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 132  SSN 130  AFR/AP 006/008   X-RAY BACKGROUND B3.1
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 9.7E+04   GT 10 MEV 1.5E+04 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 4.50E+06 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 2 2 2 2 1 1 0 0 PLANETARY 2 1 1 2 3 3 3 2
F. Comments
  None


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