Sunspot region AR12409

Number of
sunspots
Size Class Magn. Class Spot Location
2015/09/02 5 30 DRO N05E54
2015/09/03 6 30 DRO N04E39
2015/09/04 5 30 CRO N03E26
2015/09/05 2 30 CRO N06E11
2015/09/06 3 10 BXO N06W02
2015/09/07 3 20 CRO N04W14
2015/09/08 1 0 AXX N05W25
2015/09/09 2 10 BXO N05W36
2015/09/10 1 0 AXX N06W50
B
2

The top 2 solar flares from sunspot region 12409

Start Maximum End
1B5.992015/09/0405:1305:1805:26
2B2.762015/09/0510:0610:1010:13

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/23M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024144.7 -21.7
Last 30 days158.6 +10.8

This day in history*

Solar flares
12000X3.4
22000X2.87
32000X2.71
41998X1.54
51999M4.33
DstG
12001-221G4
21982-197G3
31986-86G2
41981-66
51991-65
*since 1994

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