Sunspot region AR12021

Number of
sunspots
Size Class Magn. Class Spot Location
2014/03/29 7 40 DAO S15E50
2014/03/30 12 50 DAO S15E36
2014/03/31 16 100 DAI S15E22
2014/04/01 18 160 DAI S14E09
2014/04/02 18 220 DAI S14W05
2014/04/03 12 330 DKI S13W17
2014/04/04 14 320 DKI S13W30
2014/04/05 29 320 DKC S13W44
2014/04/06 28 310 DKI S13W56
2014/04/07 8 90 DSO S13W68
2014/04/08 7 60 CSO S13W82
BC
23

The top 5 solar flares from sunspot region 12021

Start Maximum End
1C8.882014/04/0414:4714:5415:00
2C1.552014/04/0702:4702:5303:00
3C1.392014/04/0518:2118:2718:32
4B8.322014/04/0512:4012:4412:47
5B7.82014/04/0608:3809:3510:04

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Last X-flare2026/02/04X4.3
Last M-flare2026/02/05M1.1
Last geomagnetic storm2026/02/05Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2026112.6 -11.4
February 2026139.3 +26.7
Last 30 days124.9 +18

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*since 1994

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