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Sunspot region AR13308

Number of
sunspots		 Size Class Magn. Class Spot Location
2023/05/16 2 10 BXO N12W00
2023/05/17 4 20 CRO N12W14
2023/05/18 8 60 CAO N12W28
2023/05/19 15 70 CAO N12W42
2023/05/20 8 50 CAO N09W56
2023/05/21 6 40 CAO N12W65
2023/05/22 3 100 CAO N11W81
2023/05/23 1 50 CAO N12W93
2023/05/24 1 50 CAO N12W0*
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Incoming & Unnumbered Active Regions 1832Solar Transit, Artifacts, or Radiation 12AR 4068 2AR 4055 124Filaments and prominences 130
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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/22M1.3
Last geomagnetic storm2025/04/21Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025126.2 -8
Last 30 days125.9 -2.4

This day in history*

Solar flares
12001M1.01
22024C8.3
32024C7.7
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52000C7.46
DstG
11960-147G3
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*since 1994

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