:Product: Solar Region Summary

:Issued: 2025 Oct 28 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 301 Issued at 0030Z on 28 Oct 2025
Report compiled from data received at SWO on 27 Oct

I.  Regions with Sunspots.  Locations Valid at 27/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4257 S09W60   136  0060 Hsx  01   01 Alpha

4261 S06W28   104  0040 Hsx  01   01 Alpha

4262 S13W61   137  0080 Cso  03   05 Beta

4266 N16W11   087  0010 Bxo  05   07 Beta

4267 N02E16   060  0110 Hsx  02   01 Alpha

4269 S11E14   062  0030 Cro  04   06 Beta

4270 S07W02   077  0010 Bxo  04   05 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 27/2400Z Oct

Nmbr  Location  Lo

4256  S19W83   159

4259  S20W59   135

4260  S11W49   125

4264  N07W36   112

4265  N12W79   155

4268  S10W40   116

II. Regions Due to Return 28 Oct to 30 Oct

Nmbr Lat    Lo

4247 S12    342

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