:Product: Solar Region Summary

:Issued: 2026 May 27 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 147 Issued at 0030Z on 27 May 2026
Report compiled from data received at SWO on 26 May

I.  Regions with Sunspots.  Locations Valid at 26/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4443 S16W57   231  0030 Cso  05   03 Beta

4444 S21E05   169  0100 Hsx  03   02 Alpha

4445 N07E11   162  0010 Axx  02   03 Alpha

4446 S16E43   130  0400 Fho  23   16 Beta-Gamma

4447 S16W02   175  0160 Dsi  07   13 Beta

4448 S08E42   132  0080 Dao  08   10 Beta

4449 S11E37   136  0070 Hsx  04   04 Alpha

4450 N09E36   137  0005 Bxo  05   04 Beta

4452 N09W07   181  0030 Cro  03   03 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 26/2400Z May

Nmbr  Location  Lo

4439  N06W73   246

4440  N17W69   242

4442  S15W84   257

II. Regions Due to Return 27 May to 29 May

Nmbr Lat    Lo

4433 S17    068

4435 N22    053

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