Viewing archive of Wednesday, 22 December 1999

Geophysical report

Joint USAF/NOAA Solar and Geophysical Activity Summary

A. Energetic Events

Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
1355 1355 1356                       100
1447 1447 1447                       120
1453 1453 1454                       760
1522 1524 1541  8806 N20E32       SF 130
1712 1719 1722  8806 N24E34 M1.1  1N 190    70
2141 2146 2149              C2.6     870    47
2303 2304 2304                       540

B. Proton Events

C. Geomagnetic Activity Summary

D. Stratwarm

E. Daily Indices: (real-time preliminary/estimated values)

10 CM 217  SSN 129  AFR/AP 004/002   X-RAY BACKGROUND C1.1
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 3.6E+04   GT 10 MEV 1.3E+04 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 1.50E+06 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 1 0 1 2 1 1 1 1 PLANETARY 0 0 1 1 1 1 0 1

F. Comments

  A 245 MHZ NOISE STORM WAS IN PROGRESS DURING MOST OF
THE PERIOD. A CME WAS OBSERVED BY SOHO AROUND 20/1600UT WHICH
APPEARED TO BE A BACKSIDE EVENT.

All times in UTC

<< Go to daily overview page