:Product: Solar Region Summary

:Issued: 2025 Apr 01 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 91 Issued at 0030Z on 01 Apr 2025
Report compiled from data received at SWO on 31 Mar

I.  Regions with Sunspots.  Locations Valid at 31/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4043 N14W27   358  0120 Eai  14   13 Beta

4044 N20W04   335  0040 Dao  05   09 Beta

4045 S15E23   308  0010 Axx  03   04 Alpha

4046 N05E31   300  0260 Dho  06   09 Beta-Gamma

4047 S16W50   021  0060 Dao  06   10 Beta

4048 S16E53   278  0440 Ekc  14   32 Beta-Gamma-Delta

4049 S31E27   304  0020 Cro  02   04 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 31/2400Z Mar

Nmbr  Location  Lo

4038  S15W78   049

4039  N09W76   047

4040  S08W66   037

4041  N18W54   025

4042  S12W58   029

II. Regions Due to Return 01 Apr to 03 Apr

Nmbr Lat    Lo

4019 N06    240

4022 N05    213

4020 N19    213

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