Sunspot region AR13404

Number of
sunspots
Size Class Magn. Class Spot Location
2023/08/13 1 60 HAX S08E74
2023/08/14 2 60 HAX S07E60
2023/08/15 3 60 CAO S07E45
2023/08/16 2 50 HSX S18E35
2023/08/17 3 30 CAO S09E20
2023/08/18 1 10 HAX S09E07
2023/08/19 1 10 HRX S10W07
2023/08/20 1 0 AXX S09W20
2023/08/21 2 20 CAO S13W36
2023/08/22 2 10 AXX S11W47
2023/08/23 1 10 AXX S10W63
2023/08/24 3 20 BXO S11W76

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Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/02/23M1.0
Last geomagnetic storm2025/02/19Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2025137 -17.5
February 2025154.3 +17.3
Last 30 days150.6 -11.5

This day in history*

Solar flares
12025M4.9
22024M2.6
32014M1.62
42024M1.5
52023M1.5
DstG
11988-97G2
21982-92G2
31990-82G1
41973-75G2
51957-73G2
*since 1994

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