:Product: Solar Region Summary

:Issued: 2025 Oct 27 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 300 Issued at 0030Z on 27 Oct 2025
Report compiled from data received at SWO on 26 Oct

I.  Regions with Sunspots.  Locations Valid at 26/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4254 N11W87   176  0030 Hsx  01   01 Alpha

4257 S08W47   136  0070 Hsx  02   01 Alpha

4261 S06W14   103  0060 Hsx  02   01 Alpha

4262 S12W48   137  0060 Cso  03   03 Beta

4266 N16E01   088  0020 Dro  06   08 Beta

4267 N02E31   058  0140 Hsx  02   01 Alpha

4269 S12E27   062  0030 Cro  06   07 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 26/2400Z Oct

Nmbr  Location  Lo

4256  S16W70   159

4259  S20W45   134

4260  S11W35   124

4263  N06W87   176

4264  N07W21   110

4265  N12W65   154

4268  S10W26   115

II. Regions Due to Return 27 Oct to 29 Oct

Nmbr Lat    Lo

4247 S12    342

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