:Product: 0516SGAS.txt
:Issued: 2025 May 16 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 136 Issued at 0245Z on 16 May 2025
This report is compiled from data received at SWO on 15 May
A.  Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0110 0110 0111                       100                           
 0539 0539 0539                       160                           
 1151 1151 1151                       100                           
 1542 1543 1543                       500                           
 1708 1721 1727  4087 N18E48 M2.1  1f                               
 2211 2219 2221  4087 N16E42 C9.6  Sf 170                           
 2333 2333 2333                       110                           
B.  Proton Events:  None.
C.  Geomagnetic Activity Summary:  The geomagnetic field was quiet to
active.
D.  Stratwarm:  Not Available
E.  Daily Indices: (real-time preliminary/estimated values)
10 cm 119  SSN 045  Afr/Ap 015/013   X-ray Background B5.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 4.9e+05   GT 10 MeV 1.6e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 1.50e+07 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W75 degrees)
3 Hour K-indices:
Boulder 3 5 3 3 2 2 2 3 Planetary 3 4 3 2 2 3 2 3 
F.  Comments:  None.
