:Product: Solar Region Summary
:Issued: 2025 Dec 18 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 352 Issued at 0030Z on 18 Dec 2025
Report compiled from data received at SWO on 17 Dec
I. Regions with Sunspots. Locations Valid at 17/2400Z
Nmbr Location Lo Area Z LL NN Mag Type
4305 S25W75 199 0060 Hsx 01 01 Alpha
4307 S15W74 198 0130 Dao 09 05 Beta
4308 N08W13 137 0010 Axx 03 02 Alpha
4310 N02W52 176 0020 Cro 05 04 Beta
4311 N03E02 122 0050 Cso 04 06 Beta
IA. H-alpha Plages without Spots. Locations Valid at 17/2400Z Dec
Nmbr Location Lo
4303 S25W88 212
4309 S09W76 200
II. Regions Due to Return 18 Dec to 20 Dec
Nmbr Lat Lo
4302 S04 024
4301 S09 012
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