Region 9637

Number of
sunspots
Size Class Magn. Class Spot Location
2001/09/25 3 140 DAO S14E71
2001/09/26 5 180 DAO S15E59
2001/09/27 7 210 DSO S15E46
2001/09/28 10 200 DAO S14E32
2001/09/29 9 220 DSO S15E18
2001/09/30 12 170 DSO S13E06
2001/10/01 19 190 DAO S13W07
2001/10/02 15 120 ESO S20W19
2001/10/03 9 90 DAO S14W35
2001/10/04 4 80 DAO S15W49
2001/10/05 5 60 CAO S14W62
2001/10/06 1 40 HSX S12W77
2001/10/07 1 30 HSX S13W89
CM
21

The top 3 solar flares from sunspot region 9637

Start Maximum End
1M1.02001/09/2819:1819:2620:05
2C7.52001/09/2802:0102:0702:15
3C3.32001/09/3009:4009:4209:45

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/02Kp5 (G1)
Number of spotless days in 2019:183
Current stretch spotless days:13

This day in history*

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*since 1994

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