Viewing archive of Thursday, 20 April 2000

Geophysical report

Solar and Geophysical Activity Summary 2000 Apr 20 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 111 Issued at 0245Z on 20 APR 2000 This report is compiled from data received at SWO on 19 APR
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0530 0530 0531                       130
0553 0604 0611  8963 N16E04 C4.6  SF 180
0846 0848 0848                       330
0904 0905 0905                       300
1229 1230 1234                       550
1442 1443 1446                       130
1452 1453 1453                       150
1817 1820 1823  8959 S17W63       SF 450
2149 2149 2150                       220
2255 2300 2303  8963 N13W05 C4.2  1N 1600
B. Proton Events
None
C. Geomagnetic Activity Summary
FIELD ACTIVITY RANGED FROM QUIET TO ACTIVE LEVELS. UNSETTLED TO ACTIVE PERIODS OCCURRED DURING 19/0000-0600Z AND 19/1200-1800Z.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 168  SSN 179  AFR/AP 012/012   X-RAY BACKGROUND B7.2
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 3.6E+04   GT 10 MEV 1.2E+04 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 2.80E+05 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 3 3 2 2 3 4 2 2 PLANETARY 3 4 2 2 4 3 2 2
F. Comments
  None

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