:Product: Solar Region Summary
:Issued: 2026 Mar 19 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 78 Issued at 0030Z on 19 Mar 2026
Report compiled from data received at SWO on 18 Mar
I. Regions with Sunspots. Locations Valid at 18/2400Z
Nmbr Location Lo Area Z LL NN Mag Type
4391 N07W61 066 0010 Axx 01 01 Alpha
4392 S17W12 017 0170 Csi 04 13 Beta-Gamma
4393 N14W45 050 0020 Cso 07 04 Beta
4395 S06W01 006 0010 Bxo 05 07 Beta
4397 N17E69 296 0030 Cro 06 08 Beta
IA. H-alpha Plages without Spots. Locations Valid at 18/2400Z Mar
Nmbr Location Lo
4387 N08W75 080
4389 N12W57 062
4390 N26W82 087
4394 S12W10 015
4396 N20E14 352
II. Regions Due to Return 19 Mar to 21 Mar
Nmbr Lat Lo
4386 N16 256
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