Viewing archive of Wednesday, 26 February 2025

Geophysical report

Solar and Geophysical Activity Summary 2025 Feb 26 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 057 Issued at 0245Z on 26 Feb 2025 This report is compiled from data received at SWO on 25 Feb
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0151 0151 0151                       100                           
 0201 0202 0202                       200                           
 0208 0208 0208                       170                           
 0243 0247 0254  3998        M1.3                                   
 0302 0302 0302                       110                           
 0648 0648 0648                       150                           
 0855 0855 0855                       130                           
 1120 1159 1244  3998 S13W51 M3.6  1f 140    240    II/IV           
 2150 2302 0019              M3.9     3200          II/IV           
B. Proton Events
The greater than 10 MeV proton event that began at 25/0020z, reached a max of 37.1 pfu at 25/0240z, dropped below threshold at 25/1115z.
C. Geomagnetic Activity Summary
The geomagnetic field was quiet to unsettled.
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 190  SSN 155  Afr/Ap 011/008   X-ray Background C2.8
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.9e+07   GT 10 MeV 1.0e+06 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 1.20e+06 e/(cm2-ster-day)
(GOES-16 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder ? ? ? ? ? ? ? ? Planetary 2 1 1 1 1 2 3 3 
F. Comments
  Boulder magnetometer outage today.

All times in UTC

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