:Product: Solar Region Summary

:Issued: 2026 Aug 16 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 228 Issued at 0030Z on 16 Aug 2026
Report compiled from data received at SWO on 15 Aug

I.  Regions with Sunspots.  Locations Valid at 15/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4503 S17W81   263  0070 Cso  07   03 Beta

4506 N11W31   213  0010 Dri  06   06 Beta

4507 N04W15   197  0140 Dai  10   13 Beta

4508 N08E15   167  0060 Cso  02   03 Beta

4509 N10W89   271  0030 Cso  02   02 Beta

4510 N12W44   226  0010 Hrx  03   01 Alpha

4511 S09E40   142  0010 Axx  01   01 Alpha

4512 S19W15   196  0010 Cro  03   02 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 15/2400Z Aug

Nmbr  Location  Lo

4504  S19W70   252

II. Regions Due to Return 16 Aug to 18 Aug

Nmbr Lat    Lo

4496 N04    077

4501 S07    052

4499 N04    052

---

Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do not use the from address for correspondence, as it is not monitored. For comments or help, please contact SWPC Help.