Viewing archive of Sunday, 26 July 1998

Geophysical report

Solar and Geophysical Activity Summary 1998 Jul 26 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 207 Issued at 0245Z on 26 JUL 1998 This report is compiled from data received at SWO on 25 JUL
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0107 0107 0108                       410
0900 0936 1015  8280 S23E39 C1.4  SF 130
B. Proton Events
None.
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD WAS QUIET TO UNSETTLED UNTIL 25/0500UT. ACTIVITY INCREASED DURING 25/0500 - 0900UT WITH ACTIVE LEVELS AT MIDDLE LATITUDES AND ACTIVE TO MAJOR STORM LEVELS AT HIGH LATITUDES. THE GEOMAGNETIC FIELD RETURNED TO QUIET TO UNSETTLED LEVELS AFTER 25/0900UT. THE GREATER THAN 2 MEV ELECTRON FLUX WAS AT HIGH LEVELS DURING MOST OF THE PERIOD.
D. Stratwarm
None.
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 122  SSN 085  AFR/AP 012/014   X-RAY BACKGROUND B2.7
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 8.8E+05   GT 10 MEV 1.5E+04 P/(CM2-STER-DAY)
(GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 8.50E+08 E/(CM2-STER-DAY)
(GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES)
3 HOUR K-INDICES:
BOULDER 2 4 4 2 1 3 2 1 PLANETARY 2 4 4 3 2 3 3 2
F. Comments
  THE FOLLOWING CHANGES WILL OCCUR ON MONDAY, 27 JULY:
GOES-9 WILL BE TAKEN OUT OF OPERATIONAL STATUS.
GOES-8 WILL BECOME THE PRIMARY SATELLITE FOR SWO
DATA AND PRODUCTS. GOES-10 WILL BE THE SECONDARY SATELLITE.


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