Sunspot region AR11873

Number of
sunspots
Size Class Magn. Class Spot Location
2013/10/17 4 30 CRO N11E60
2013/10/18 10 110 CSO N11E48
2013/10/19 9 40 CSO N12E34
2013/10/20 6 20 CRO N12E23
2013/10/21 12 50 DAO N12E09
2013/10/22 9 40 DAO N12W05
2013/10/23 4 10 AXX N12W17
2013/10/24 9 10 AXX N11W33
2013/10/29 1 10 HRX N13W0*
C
4

The top 4 solar flares from sunspot region 11873

Start Maximum End
1C8.232013/10/2717:2417:2917:34
2C4.462013/10/2622:2922:3522:40
3C2.942013/10/2615:4515:4915:53
4C2.382013/10/2018:0918:4819:07

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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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