Viewing archive of Tuesday, 20 October 1998

Geophysical report

Solar and Geophysical Activity Summary 1998 Oct 20 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 293 Issued at 0245Z on 20 OCT 1998 This report is compiled from data received at SWO on 19 OCT
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
1016 1016 1016                       140
B. Proton Events
None
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD REACHED STORM LEVELS IN RESPONSE TO A CORONAL MASS EJECTION ASSOCIATED WITH THE FILAMENT DISAPPEARANCE OF 15 OCTOBER. ACTIVE TO MINOR STORM LEVELS WERE DETECTED AT MIDDLE LATITUDES WHILE THE HIGH LATITUDES EXPERIENCED ACTIVE TO MAJOR STORM LEVELS.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 118  SSN 116  AFR/AP 037/052   X-RAY BACKGROUND B3.3
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 2.6E+06   GT 10 MEV 1.5E+05 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 3.40E+06 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 5 5 5 4 5 5 3 3 PLANETARY 5 6 5 5 6 6 4 4
F. Comments
  None


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