:Product: Solar Region Summary

:Issued: 2025 May 17 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 137 Issued at 0030Z on 17 May 2025
Report compiled from data received at SWO on 16 May

I.  Regions with Sunspots.  Locations Valid at 16/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4087 N17E24   060  0230 Dso  09   10 Beta-Gamma-Delta

4088 N09W74   156  0010 Hrx  01   01 Alpha

4089 N18E55   028  0030 Dro  07   03 Beta

4090 S12E63   021  0060 Cao  04   03 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 16/2400Z May

Nmbr  Location  Lo

4084  S20W49   133

4085  N03W60   144

II. Regions Due to Return 17 May to 19 May

Nmbr Lat    Lo

4080 S12    348

4076 N07    324

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