Viewing archive of Friday, 12 February 1999

Geophysical report

Solar and Geophysical Activity Summary 1999 Feb 12 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 043 Issued at 0245Z on 12 FEB 1999 This report is compiled from data received at SWO on 11 FEB
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
None
B. Proton Events
None
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD WAS UNSETTLED TO ACTIVE
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 164  SSN 084  AFR/AP 017/016   X-RAY BACKGROUND C1.0
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 7.0E+05   GT 10 MEV 1.6E+04 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 5.90E+06 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 3 2 4 3 3 4 3 3 PLANETARY 3 2 3 3 4 4 4 3
F. Comments
  None


<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

100%

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/02Kp5 (G1)
Number of spotless days in 2019:190
Current stretch spotless days:20

This day in history*

Solar flares
12011X1.4
22011M1.1
32011C8.9
42000C8.5
52001C8.1
ApG
1199950G4
2199628G1
3201827G1
4200317
5200416
*since 1994

Social networks