Sunspot region AR12644

Number of
sunspots
Size Class Magn. Class Spot Location
2017/03/26 3 10 DRO N13E47
2017/03/27 10 50 DAO N12E32
2017/03/28 15 150 DAI N13E17
2017/03/29 12 240 DSI N12E04
2017/03/30 10 220 ESO N12W09
2017/03/31 3 190 ESO N12W23
2017/04/01 4 190 EAO N15W42
2017/04/02 8 200 EKC N14W55
2017/04/03 19 450 FKC N15W69
2017/04/04 12 520 FKC N13W79
2017/04/05 7 150 EAO N13W92
2017/04/06 7 150 EAO N13W0*
ABCM
122208

The top 10 solar flares from sunspot region 12644

Start Maximum End
1M8.352017/04/0314:1914:2914:34
2M8.222017/04/0220:2620:3320:38
3M7.732017/04/0207:5008:0208:13
4M6.342017/04/0121:3521:4822:05
5M3.42017/04/0212:5213:0013:11
6M3.082017/04/0218:1818:3819:28
7M1.812017/04/0300:5601:0501:12
8M1.052017/04/0313:1813:2413:28
9C8.212017/04/0304:5505:2705:36
10C7.162017/04/0320:0720:1320:20

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Last X-flare2024/02/22X6.3
Last M-flare2024/02/25M2.0
Last geomagnetic storm2023/12/18Kp6 (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2024123 +8.8

This day in history*

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12004X1.64
22004M8.24
32014M1.59
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2200315
3200016
4199616
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*since 1994

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