Viewing archive of Friday, 24 July 1998

Geophysical report

Solar and Geophysical Activity Summary 1998 Jul 24 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 205 Issued at 0245Z on 24 JUL 1998 This report is compiled from data received at SWO on 23 JUL
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0401 0410 0422              B8.8     220
0452 0453 0453                       450
0540 0541 0541                       130
0818 0818 0818                       180
B. Proton Events
None.
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD WAS AT ACTIVE TO MINOR STORM LEVELS, WITH SOME MAJOR STORM PERIODS AT HIGH LATITUDES. THE PERIOD FROM 0300-1500Z WAS PARTICULARLY DISTURBED AND ATTAINED MAXIMUM FROM 09-12Z WITH AN ESTIMATED KP OF 6. THE ACTIVITY WAS ASSOCIATED WITH A HIGH SPEED STREAM WITH VELOCITIES UP TO 700 KM/S OBSERVED BY ACE.
D. Stratwarm
None.
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 115  SSN 129  AFR/AP 026/037   X-RAY BACKGROUND B3.1
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 9.6E+05   GT 10 MEV 1.6E+04 P/(CM2-STER-DAY)
(GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 2.10E+07 E/(CM2-STER-DAY)
(GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES)
3 HOUR K-INDICES:
BOULDER 3 5 5 4 3 4 3 3 PLANETARY 3 5 6 5 5 4 3 4
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 AN PRODUCTS.
GOES-10 WILL BE THE SECONDARY SATELLITE
(THIS NOTICE SUPERCEDES THE EARLIER DECISION
THAT HAD ASSIGNED GOES-10 AS PRIMARY)


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