Region 12644

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*
BCM
24207

The top 10 solar flares from sunspot region 12644

Start Maximum End
1M5.82017/04/0314:1914:2914:34
2M5.72017/04/0220:2620:3320:38
3M5.32017/04/0207:5008:0208:13
4M4.42017/04/0121:3521:4822:05
5M2.32017/04/0212:5213:0013:11
6M2.12017/04/0218:1818:3819:28
7M1.22017/04/0300:5601:0501:12
8C7.32017/04/0313:1813:2413:28
9C5.72017/04/0304:5505:2705:36
10C5.02017/04/0320:0720:1320:20

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:237
Current stretch spotless days:10

This day in history*

Solar flares
12002M2.9
22012M2.0
31999M1.7
42001M1.6
51999M1.1
ApG
1200430G1
2200330G1
3200020
4201618
5200217
*since 1994

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