Viewing archive of Monday, 21 January 2002

Geophysical report

Solar and Geophysical Activity Summary 2002 Jan 21 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 021 Issued at 0245Z on 21 Jan 2002 This report is compiled from data received at SWO on 20 Jan
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 activity was at quiet to unsettled levels.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 222  SSN 212  Afr/Ap 008/007   X-ray Background C1.1
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 3.7e+05   GT 10 MeV 3.1e+04 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 3.10e+05 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 2 2 1 2 2 3 3 2 Planetary 3 2 1 2 2 3 2 2
F. Comments
  Afr based on Boulder magnetometer.

<< 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 2019:186
Current stretch spotless days:17

This day in history*

Solar flares
12000M5.1
22004M1.9
31999C9.6
41997C8.6
52001C7.5
ApG
1200339G1
2200030G2
3201420G1
4201516G1
5200215G1
*since 1994

Social networks