:Product: Solar Region Summary

:Issued: 2025 Jan 31 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 31 Issued at 0030Z on 31 Jan 2025
Report compiled from data received at SWO on 30 Jan

I.  Regions with Sunspots.  Locations Valid at 30/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

3974 S17E20   022  0120 Dac  04   15 Beta

3976 N13E42   360  0150 Dac  10   30 Beta-Gamma-Delta

3977 N19E42   360  0110 Cao  09   16 Beta

3978 N11E52   350  0130 Cao  04   02 Beta

3979 S10W27   069  0030 Cso  04   05 Beta

3980 S10E61   341  0010 Cao  06   05 Beta

3981 N05E66   336  0010 Hsx  01   01 Alpha

IA. H-alpha Plages without Spots.  Locations Valid at 30/2400Z Jan

Nmbr  Location  Lo

3973  N13W72   114

II. Regions Due to Return 31 Jan to 02 Feb

Nmbr Lat    Lo

3956 N04    303

3968 S18    273

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