:Product: Solar Region Summary

:Issued: 2025 Apr 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 108 Issued at 0030Z on 18 Apr 2025
Report compiled from data received at SWO on 17 Apr

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

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4056 S07W74   181  0030 Cso  03   02 Beta

4060 N08W31   138  0120 Cao  08   08 Beta-Delta

4062 S03E38   069  0280 Dki  05   18 Beta-Gamma

4063 N05W04   111  0010 Bxo  04   02 Beta

4064 N11E60   047  0200 Dai  08   08 Beta

4065 S30E63   044  0030 Hsx  02   01 Alpha

4066 S05E49   058  0040 Cai  06   09 Beta

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

Nmbr  Location  Lo

4057  N09W82   189

4059  N13W57   164

4061  N18W73   180

II. Regions Due to Return 18 Apr to 20 Apr

Nmbr Lat    Lo

4051 S08    353

4044 N21    347

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