:Product: Solar Region Summary

:Issued: 2026 Mar 20 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 79 Issued at 0030Z on 20 Mar 2026
Report compiled from data received at SWO on 19 Mar

I.  Regions with Sunspots.  Locations Valid at 19/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4392 S17W26   018  0170 Csi  04   12 Beta-Gamma

4397 N17E55   297  0030 Cao  06   06 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 19/2400Z Mar

Nmbr  Location  Lo

4387  N08W89   081

4389  N12W71   063

4391  N07W75   067

4393  N14W59   051

4394  S12W24   016

4395  S06W15   006

4396  N20W01   353

II. Regions Due to Return 20 Mar to 22 Mar

Nmbr Lat    Lo

4386 N16    256

4378 N16    226

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