:Product: Solar Region Summary
:Issued: 2025 Mar 12 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 71 Issued at 0030Z on 12 Mar 2025
Report compiled from data received at SWO on 11 Mar
I. Regions with Sunspots. Locations Valid at 11/2400Z
Nmbr Location Lo Area Z LL NN Mag Type
4012 S14W70 305 0130 Cai 08 16 Beta
4018 S20E01 234 0100 Cso 04 06 Beta
4019 N07E18 217 0180 Dac 09 09 Beta-Delta
4020 N19E36 199 0050 Hsx 03 01 Alpha
4021 S06E57 178 0080 Cao 05 06 Beta
4022 N08E47 188 0020 Cro 03 04 Beta
4023 N25E58 177 0030 Hsx 02 01 Alpha
4024 N05W54 289 0020 Cro 04 05 Beta
IA. H-alpha Plages without Spots. Locations Valid at 11/2400Z Mar
Nmbr Location Lo
4011 S14W77 312
4013 S04W74 309
4016 S25W46 281
4017 S05W28 263
II. Regions Due to Return 12 Mar to 14 Mar
Nmbr Lat Lo
3998 S14 133
4000 N17 125
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