Sunspot region AR13440

Number of
sunspots
Size Class Magn. Class Spot Location
2023/09/18 2 60 HSX N17E74
2023/09/19 2 70 CSO N17E60
2023/09/20 1 60 HSX N17E46
2023/09/21 1 60 HSX N17E33
2023/09/22 1 60 HSX N08E19
2023/09/23 1 60 HSX N18E07
2023/09/24 1 60 HSX N18W06
2023/09/25 1 70 HSX N18W19
2023/09/26 2 40 HSX N18W32
2023/09/27 1 30 HSX N18W45
2023/09/28 1 20 HRX N17W59
2023/09/29 1 10 AXX N18W72
2023/09/30 1 10 AXX N18W83
2023/10/01 1 10 AXX N18W99

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days155.2 +4.4

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

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