:Product: Solar Region Summary

:Issued: 2025 Feb 21 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 52 Issued at 0030Z on 21 Feb 2025
Report compiled from data received at SWO on 20 Feb

I.  Regions with Sunspots.  Locations Valid at 20/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

3989 N19W79   204  0250 Hhx  03   01 Alpha

3990 S09W64   189  0250 Cko  03   06 Beta

3993 N15W18   143  0250 Cho  03   03 Beta

3994 S19W88   213  0005 Axx  01   01 Alpha

3996 S16W03   128  0330 Fko  17   08 Beta-Gamma

3997 N03W25   150  0010 Bxo  04   03 Beta

3998 S14E12   113  0220 Dai  10   18 Beta-Gamma

3999 N06W05   130  0020 Cro  06   03 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 20/2400Z Feb

Nmbr  Location  Lo

3991  S14W52   177

II. Regions Due to Return 21 Feb to 23 Feb

Nmbr Lat    Lo

3976 N11    022

3977 N18    020

3978 N14    007

3984 N15    006

3981 N07    358

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