:Product: Solar Region Summary

:Issued: 2026 Jun 03 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 154 Issued at 0030Z on 03 Jun 2026
Report compiled from data received at SWO on 02 Jun

I.  Regions with Sunspots.  Locations Valid at 02/2400Z 

Nmbr Location  Lo  Area  Z   LL   NN Mag Type

4444 S22W85   166  0060 Hsx  03   01 Alpha

4446 S15W60   141  0130 Cso  03   02 Beta

4455 N13W05   086  0300 Cko  07   12 Beta

4457 S08W40   121  0010 Bxo  06   05 Beta

4458 S04E07   074  0050 Dsi  06   07 Beta

4459 N14E21   030  0025 Cso  07   03 Beta

4460 N22W59   140  0030 Dro  05   04 Beta

4461 S20E72   009  0070 Dao  06   03 Beta

4462 N17E75   006  0070 Dao  05   06 Beta

IA. H-alpha Plages without Spots.  Locations Valid at 02/2400Z Jun

Nmbr  Location  Lo

4445  N07W88   169

4448  S05W57   138

4449  S08W56   137

4450  N10W62   143

4451  S17W43   124

4454  S15W21   102

4456  N14E14   067

II. Regions Due to Return 03 Jun to 05 Jun

Nmbr Lat    Lo

4436 N18    343

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