:Product: Solar Region Summary

:Issued: 2025 May 20 0030 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 Region Summary

SRS Number 140 Issued at 0030Z on 20 May 2025
Report compiled from data received at SWO on 19 May

I.  Regions with Sunspots.  Locations Valid at 19/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4087 N16W14   058  0210 Dso  09   03 Beta-Delta

4089 N18E16   028  0020 Bxi  05   06 Beta

4090 S12E22   022  0040 Hax  02   03 Alpha

4091 S13E09   035  0010 Bxo  02   03 Beta

4092 S14E66   338  0030 Hsx  01   01 Alpha

IA. H-alpha Plages without Spots.  Locations Valid at 19/2400Z May

Nmbr  Location  Lo

None

II. Regions Due to Return 20 May to 22 May

Nmbr Lat    Lo

None

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