:Product: Solar Region Summary

:Issued: 2025 Jan 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 18 Issued at 0030Z on 18 Jan 2025
Report compiled from data received at SWO on 17 Jan

I.  Regions with Sunspots.  Locations Valid at 17/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

3956 N04W71   284  0090 Hax  01   02 Alpha

3959 N18E12   201  0550 Eko  14   14 Beta-Gamma

3961 S09E32   181  0600 Eki  11   25 Beta-Gamma

3962 N17E41   172  0120 Dso  09   06 Beta

3964 N06W34   247  0475 Dki  08   17 Beta-Gamma

3965 N15E53   160  0100 Hsx  03   01 Alpha

3966 N04E08   205  0010 Bxo  03   02 Beta

3967 S18E72   141  0030 Hax  02   02 Alpha

IA. H-alpha Plages without Spots.  Locations Valid at 17/2400Z Jan

Nmbr  Location  Lo

3958  S06W23   236

3963  N24W22   235

II. Regions Due to Return 18 Jan to 20 Jan

Nmbr Lat    Lo

3946 S11    122

3938 N19    122

3939 S17    102

3941 S06    097

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