:Product: Solar Region Summary

:Issued: 2026 Apr 20 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 110 Issued at 0030Z on 20 Apr 2026
Report compiled from data received at SWO on 19 Apr

I.  Regions with Sunspots.  Locations Valid at 19/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4415 S18W74   017  0030 Hsx  02   01 Alpha

4419 N14W12   315  0240 Eao  11   14 Beta-Gamma

IA. H-alpha Plages without Spots.  Locations Valid at 19/2400Z Apr

Nmbr  Location  Lo

4414  N15W87   030

4418  S11W77   020

II. Regions Due to Return 20 Apr to 22 Apr

Nmbr Lat    Lo

4404 N13    205

4406 N07    202

4405 S28    183

4413 N08    180

4409 N02    178

4408 N08    176

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