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Sunspot region AR12342

Number of
sunspots		 Size Class Magn. Class Spot Location
2015/05/10 4 30 CRO N18E63
2015/05/11 4 30 CRO N18E48
2015/05/12 5 50 DAI N18E35
2015/05/13 5 30 CRO N18E22
2015/05/14 9 60 CRO N18E08
2015/05/15 6 60 CSO N17W06
2015/05/16 3 70 HSX N17W22
2015/05/17 2 60 HSX N17W35
2015/05/18 1 80 HSX N17W51
2015/05/19 3 70 HSX N17W64
2015/05/20 3 90 CAO N16W73
2015/05/21 1 10 BXO N18W92
2015/05/22 1 10 BXO N18W0*
BC
16

The top 7 solar flares from sunspot region 12342

Start Maximum End
1C5.062015/05/1305:4705:5906:17
2C4.472015/05/1304:0904:1504:48
3C4.032015/05/1413:5814:0814:24
4C3.682015/05/1523:4800:1100:19
5C2.842015/05/1522:1822:3022:39
6C1.582015/05/1418:5919:0619:15
7B9.232015/05/1813:1113:1513:18
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Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024166 -0.4
Last 30 days163.2 +18.4

This day in history*

Solar flares
11999X1.15
21999M8.06
32005M5.58
41999M4.11
52005M3.72
DstG
11960-167G3
21998-109G2
32012-108G2
41989-105
51979-90G1
*since 1994

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