Viewing archive of Saturday, 9 April 2011

Geophysical report

Solar and Geophysical Activity Summary 2011 Apr 09 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 099 Issued at 0245Z on 09 Apr 2011 This report is compiled from data received at SWO on 08 Apr
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
None
B. Proton Events
None
C. Geomagnetic Activity Summary
Geomagnetic activity was at quiet to unsettled levels with a brief active period observed at high latitudes.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 109  SSN 097  Afr/Ap 005/008   X-ray Background B2.6
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 4.1e+05   GT 10 MeV 1.2e+04 p/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 1.10e+07 e/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 2 1 1 1 2 3 3 3 Planetary 2 0 1 1 3 2 3 3 
F. Comments
  None

<< Go to daily overview page

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!

79%

Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
Last geomagnetic storm2020/04/20Kp5 (G1)
Spotless days
Last 365 days293 days
2020157 days (71%)
Last spotless day2020/07/20

This day in history*

Solar flares
12011M3.5
21998M3.0
32000M1.9
42011C7.7
52016C5.6
ApG
1200333G1
2199521G1
3201610
4201510
5201210G1
*since 1994

Social networks