Region 11873

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
1C5.72013/10/2717:2417:2917:34
2C3.12013/10/2622:2922:3522:40
3C2.02013/10/2615:4515:4915:53
4C1.72013/10/2018:0918:4819:07

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/08/05Kp5 (G1)
Number of spotless days in 2019:164
Current stretch spotless days:19

This day in history*

Solar flares
12001X5.3
22005M6.4
32014M3.9
41999M3.6
52014M2.0
ApG
1200522G1
2200320G1
3201018G1
4199616
5199515
*since 1994

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