Sunspot region AR13409

Number of
sunspots
Size Class Magn. Class Spot Location
2023/08/16 9 30 CRO N21W17
2023/08/17 7 20 CRO N20W30
2023/08/18 5 20 BXO N20W41
2023/08/19 5 30 CRO N22W56
2023/08/20 3 10 BXO N22W70
C
4

The top 4 solar flares from sunspot region 13409

Start Maximum End
1C3.72023/08/1819:0919:3019:49
2C3.02023/08/1821:1721:3521:58
3C1.72023/08/1707:2707:3607:50
4C1.72023/08/1810:3010:4811:08

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Space weather facts

Last X-flare2024/10/31X2.0
Last M-flare2024/11/05M2.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

Solar flares
12013X4.93
21998X1.21
32014X1.14
42003M7.6
52004M5.72
DstG
12023-172G3
21991-92G2
31986-74G1
41959-73G1
51993-71G1
*since 1994

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