Viewing archive of Saturday, 18 April 2015

Geophysical report

Solar and Geophysical Activity Summary 2015 Apr 18 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 108 Issued at 0245Z on 18 Apr 2015 This report is compiled from data received at SWO on 17 Apr
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 1311 1311 1311                       120                           
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field was at quiet to minor storm levels.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 150  SSN 093  Afr/Ap 020/023   X-ray Background B5.4
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 6.0e+05   GT 10 MeV 9.7e+03 p/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 5.90e+07 e/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 4 5 4 3 3 3 3 2 Planetary 5 5 4 2 3 3 3 2 
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 2019:183
Current stretch spotless days:13

This day in history*

Solar flares
12005X1.1
22000M2.1
32000M2.0
42001M1.5
52005M1.3
ApG
1200552G3
2201734G2
3199927G2
4199526G1
5200120
*since 1994

Social networks