:Product: Solar Region Summary

:Issued: 2025 May 31 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 151 Issued at 0030Z on 31 May 2025
Report compiled from data received at SWO on 30 May

I.  Regions with Sunspots.  Locations Valid at 30/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4092 S13W82   340  0120 Hsx  02   01 Alpha

4096 N07W49   307  0060 Hsx  02   01 Alpha

4099 S14E03   255  0250 Dkc  07   13 Beta-Gamma-Delta

4100 N08E14   244  0440 Eki  14   26 Beta-Gamma

4101 N05W01   259  0030 Dao  05   03 Beta

4104 N06E42   216  0080 Dso  04   03 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 30/2400Z May

Nmbr  Location  Lo

4093  S06W78   336

4094  N20W75   333

4097  S14W50   308

4102  S22W40   298

4103  S17W30   288

II. Regions Due to Return 31 May to 02 Jun

Nmbr Lat    Lo

None

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