:Product: Solar Region Summary
:Issued: 2025 Jul 17 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 198 Issued at 0030Z on 17 Jul 2025
Report compiled from data received at SWO on 16 Jul
I. Regions with Sunspots. Locations Valid at 16/2400Z
Nmbr Location Lo Area Z LL NN Mag Type
4135 S09W52 048 0040 Hsx 02 01 Alpha
4136 N19W28 024 0250 Cko 12 07 Beta-Gamma
4138 N29W79 075 0050 Cso 16 06 Beta
4139 N22W42 038 0250 Dko 09 11 Beta-Gamma
4140 S15E04 352 0030 Cao 05 05 Beta
4142 N01E21 335 0100 Dai 09 18 Beta-Gamma
4143 N23W12 008 0090 Dai 07 15 Beta-Gamma
4144 S15E48 308 0030 Hsx 01 01 Alpha
4145 S26E07 349 0030 Cro 04 05 Beta
4146 N18W34 029 0010 Hrx 01 01 Alpha
4147 N06E52 303 0020 Cao 01 02 Beta
IA. H-alpha Plages without Spots. Locations Valid at 16/2400Z Jul
Nmbr Location Lo
None
II. Regions Due to Return 17 Jul to 19 Jul
Nmbr Lat Lo
4123 S28 244
4122 N12 240
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