:Product: Solar Region Summary

:Issued: 2025 Apr 17 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 107 Issued at 0030Z on 17 Apr 2025
Report compiled from data received at SWO on 16 Apr

I.  Regions with Sunspots.  Locations Valid at 16/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4056 S07W62   181  0020 Hsx  01   01 Alpha

4060 N08W19   138  0140 Dai  08   11 Beta-Gamma

4062 S02E53   068  0250 Dko  07   03 Beta-Gamma

4063 N05E08   111  0010 Bxo  04   02 Beta

4064 S08E74   045  0080 Dao  07   03 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 16/2400Z Apr

Nmbr  Location  Lo

4057  N09W68   188

4059  N13W43   163

4061  N18W59   179

II. Regions Due to Return 17 Apr to 19 Apr

Nmbr Lat    Lo

4043 N14    018

4051 S08    353

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