:Product: Solar Region Summary

:Issued: 2026 Apr 10 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 100 Issued at 0030Z on 10 Apr 2026
Report compiled from data received at SWO on 09 Apr

I.  Regions with Sunspots.  Locations Valid at 09/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4408 N08W81   156  0030 Hsx  02   01 Alpha

4409 N01W85   160  0170 Esi  11   20 Beta-Delta

4413 N07W90   165  0020 Cri  03   04 Beta

4414 N15E50   025  0030 Cri  05   03 Beta

4415 S18E60   014  0080 Hsx  02   01 Alpha

IA. H-alpha Plages without Spots.  Locations Valid at 09/2400Z Apr

Nmbr  Location  Lo

4411  S06W36   111

4412  N11W43   118

II. Regions Due to Return 10 Apr to 12 Apr

Nmbr Lat    Lo

4398 S17    318

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