:Product: Solar Region Summary
:Issued: 2025 Aug 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 230 Issued at 0030Z on 18 Aug 2025
Report compiled from data received at SWO on 17 Aug
I. Regions with Sunspots. Locations Valid at 17/2400Z
Nmbr Location Lo Area Z LL NN Mag Type
4171 N19W78 010 0010 Hrx 01 01 Alpha
4180 S03W11 304 0040 Cai 04 09 Beta
4182 N08E16 277 0010 Hsx 01 01 Alpha
4186 N07W77 010 0040 Dso 04 02 Beta
IA. H-alpha Plages without Spots. Locations Valid at 17/2400Z Aug
Nmbr Location Lo
4175 N12W62 355
4176 N25W81 014
4177 N05W60 353
4179 S12W24 317
4181 S11W82 015
4184 S19W78 011
4185 N17W77 010
II. Regions Due to Return 18 Aug to 20 Aug
Nmbr Lat Lo
4167 N11 185
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