:Product: Solar Region Summary

:Issued: 2025 Dec 13 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 347 Issued at 0030Z on 13 Dec 2025
Report compiled from data received at SWO on 12 Dec

I.  Regions with Sunspots.  Locations Valid at 12/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4294 S16W93   282  0780 Dkc  09   08 Beta-Gamma-Delta

4296 S15W83   272  0410 Eho  12   05 Beta-Gamma

4299 N23W78   267  0010 Bxo  04   04 Beta

4304 N26W63   252  0090 Dao  07   10 Beta

4305 S25W07   196  0130 Dai  08   12 Beta

4307 S12W05   195  0050 Dri  05   11 Beta-Gamma

4308 N08E59   131  0020 Bxo  04   04 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 12/2400Z Dec

Nmbr  Location  Lo

4300  N08W73   262

4303  S25W18   207

4306  S16W42   232

II. Regions Due to Return 13 Dec to 15 Dec

Nmbr Lat    Lo

4287 N01    089

4288 N19    062

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