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Sunspot region AR13974

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/01/26 2 70 HAX S18E72
2025/01/27 12 90 CAO S18E58
2025/01/28 13 90 DAI S17E47
2025/01/29 15 90 DAC S17E34
2025/01/30 15 120 DAC S17E20
2025/01/31 9 110 CAO S17E06
2025/02/01 9 110 CAO S17W08
2025/02/02 9 90 CAO S17W22
2025/02/03 9 10 BXO S17W34
2025/02/04 2 10 BXO S17W48
2025/02/05 2 10 AXX S17W61
2025/02/06 1 10 AXX S17W74
2025/02/07 1 10 AXX S15W81
2025/02/08 1 10 AXX S15W0*
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2025/04/12-13 Filament CMEs 2025/04/16 G2 Watch 56Potential AR4062 9Ask your obscure/"stupid" space weather questions. 353Filaments and prominences 62Incoming & Unnumbered Active Regions 1708
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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/14M4.2
Last geomagnetic storm2025/04/06Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025128.8 -5.4
Last 30 days129.1 -15.1

This day in history*

Solar flares
12001X20.6
22000M6.14
32002M5.32
42024M4.02
52000M3.24
DstG
11971-143G3
21961-118G4
31989-95G1
41990-80G1
51973-71
*since 1994

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