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Sunspot region AR13433

Number of
sunspots		 Size Class Magn. Class Spot Location
2023/09/12 1 70 HSX N28E67
2023/09/13 1 80 HSX N29E55
2023/09/14 1 90 HSX N28E39
2023/09/15 1 90 HSX N28E26
2023/09/16 1 80 HSX N31E14
2023/09/17 3 90 CAO N31E01
2023/09/18 2 70 CSO N28W16
2023/09/19 1 90 HSX N28W25
2023/09/20 1 90 HSX N28W41
2023/09/21 1 70 HSX N28W54
2023/09/22 1 60 HSX N28W62
2023/09/23 1 40 HSX N28W80
2023/09/24 1 40 HSX N28W92
2023/09/25 1 40 HSX N28W0*
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Unexplained proton activity 107Ask your obscure/"stupid" space weather questions. 492AR4366 1016AR4374 13Feb 8-9 CMEs 25
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Last X-flare2026/02/04X4.3
Last M-flare2026/02/09M2.8
Last geomagnetic storm2026/02/05Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2026112.6 -11.4
February 2026132.1 +19.5
Last 30 days128.6 +27.4

This day in history*

Solar flares
12024M9.04
22023M3.7
32024M3.4
42002M2.32
52023M1.6
DstG
11986-119
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*since 1994

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