:Product: Solar Region Summary

:Issued: 2025 Mar 28 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 87 Issued at 0030Z on 28 Mar 2025
Report compiled from data received at SWO on 27 Mar

I.  Regions with Sunspots.  Locations Valid at 27/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4035 N16W63   087  0020 Cso  05   03 Beta

4041 N17E01   023  0010 Bxo  03   02 Beta

4043 N14E28   356  0110 Dai  07   14 Beta

4044 N21E48   336  0010 Bxo  04   02 Beta

4045 S16E77   307  0030 Hsx  02   01 Alpha

IA. H-alpha Plages without Spots.  Locations Valid at 27/2400Z Mar

Nmbr  Location  Lo

4038  S15W22   046

4039  N09W19   043

4040  S08W10   034

4042  S12W02   026

II. Regions Due to Return 28 Mar to 30 Mar

Nmbr Lat    Lo

None

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