:Product: Solar Region Summary

:Issued: 2025 Oct 04 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 277 Issued at 0030Z on 04 Oct 2025
Report compiled from data received at SWO on 03 Oct

I.  Regions with Sunspots.  Locations Valid at 03/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4230 S10W80   112  0200 Eai  11   04 Beta-Gamma

4232 N04W21   053  0310 Dhi  09   18 Beta-Gamma

4233 N19W17   049  0010 Hrx  04   05 Alpha

4235 N27W19   051  0020 Hrx  01   01 Alpha

4236 N10W29   061  0320 Dhc  09   13 Beta-Gamma

4238 S14W84   116  0100 Cso  04   02 Beta

4241 N14E19   013  0030 Dro  07   10 Beta

4242 S11E27   005  0020 Dro  02   03 Beta

4243 N18E55   337  0010 Bxo  02   04 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 03/2400Z Oct

Nmbr  Location  Lo

4234  S23W66   098

4237  N16W62   094

4239  S10W84   116

4240  N17E25   006

II. Regions Due to Return 04 Oct to 06 Oct

Nmbr Lat    Lo

4219 N25    300

4216 N11    268

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