:Product: Solar Region Summary

:Issued: 2025 Dec 30 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 364 Issued at 0030Z on 30 Dec 2025
Report compiled from data received at SWO on 29 Dec

I.  Regions with Sunspots.  Locations Valid at 29/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4317 N12W50   015  0200 Cso  05   05 Beta

4321 S09W77   042  0320 Dkc  07   06 Beta-Delta

4323 S15E37   288  0010 Bxi  08   10 Beta

4324 N25E37   288  0230 Dao  08   13 Beta-Gamma

4325 S09E31   295  0200 Dai  10   08 Beta-Gamma

4328 S14E23   302  0030 Hrx  02   03 Alpha

4329 S12E49   276  0010 Axx  01   01 Alpha

4330 S16E54   271  0010 Axx  01   01 Alpha

4331 S25E64   261  0010 Hsx  01   01 Alpha

IA. H-alpha Plages without Spots.  Locations Valid at 29/2400Z Dec

Nmbr  Location  Lo

4312  N19W88   053

4315  N21W77   043

4316  S07W87   052

4318  N05W45   010

4319  S12W26   352

4320  N06W17   343

4326  S03W49   015

4327  S21W35   360

II. Regions Due to Return 30 Dec to 01 Jan

Nmbr Lat    Lo

4309 S09    218

4307 S15    214

4305 S25    212

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