:Product: 0519SGAS.txt
:Issued: 2025 May 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 139 Issued at 0245Z on 19 May 2025
This report is compiled from data received at SWO on 18 May
A.  Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 1115 1115 1115                       420                           
B.  Proton Events:  None.
C.  Geomagnetic Activity Summary:  The geomagnetic field reached
minor storm level in response to influence from a positive polarity
coronal hole.
D.  Stratwarm:  Not Available
E.  Daily Indices: (real-time preliminary/estimated values)
10 cm 118  SSN 053  Afr/Ap 016/???   X-ray Background B4.8
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 2.3e+06   GT 10 MeV 1.6e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 3.70e+07 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W75 degrees)
3 Hour K-indices:
Boulder 4 3 4 3 3 4 3 3 Planetary 4 3 5 3 2 4 4 3 
F.  Comments:  None.
