Viewing archive of Friday, 29 April 2011

Geophysical report

Solar and Geophysical Activity Summary 2011 Apr 29 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 119 Issued at 0245Z on 29 Apr 2011 This report is compiled from data received at SWO on 28 Apr
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 1239 1247 1251              C1.1                                   
 2126 2126 2126                       220                           
 2129 2129 2129                       250                           
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field was quiet.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 110  SSN 071  Afr/Ap 001/003   X-ray Background B2.4
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 3.8e+05   GT 10 MeV 1.3e+04 p/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 8.90e+06 e/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 0 0 0 0 1 1 1 1 Planetary 0 0 0 1 1 2 2 1 
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:2019/09/28Kp5 (G1)
Number of spotless days in 2019:212
Current stretch spotless days:14

This day in history*

Solar flares
12014M4.3
22010M2.9
32000M2.5
42015M1.1
52013C8.9
ApG
1200329G1
2199926G1
3200218G2
4201617G1
5201310
*since 1994

Social networks