:Product: 0419SGAS.txt
:Issued: 2025 Apr 19 0245 UTC
# Prepared jointly by the U.S. Dept. of Commerce, NOAA,
# Space Weather Prediction Center and the U.S. Air Force.
#
Joint USAF/NOAA Solar and Geophysical Activity Summary
SGAS Number 109 Issued at 0245Z on 19 Apr 2025
This report is compiled from data received at SWO on 18 Apr
A.  Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0038 0038 0038                       190                           
 0038 0038 0039                       220                           
 0457 0457 0458                       290                           
 2308 2350 0015              M4.4                   II              
 2333 2333 2344                       570                           
B.  Proton Events:  None.
C.  Geomagnetic Activity Summary:  The geomagnetic field reached
minor storm levels.
D.  Stratwarm:  Not Available
E.  Daily Indices: (real-time preliminary/estimated values)
10 cm 156  SSN 113  Afr/Ap 011/???   X-ray Background C1.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.7e+05   GT 10 MeV 1.4e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 1.10e+07 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W75 degrees)
3 Hour K-indices:
Boulder 3 5 3 2 3 4 2 2 Planetary ? ? ? ? ? ? ? ? 
F.  Comments:  None.