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Sunspot region AR10615

Number of
sunspots		 Size Class Magn. Class Spot Location
2004/05/17 2 60 HSX N17E64
2004/05/18 6 130 HSX N16E51
2004/05/19 3 120 HHX N17E38
2004/05/20 2 90 HKX N16E26
2004/05/21 4 90 HAX N18E14
2004/05/22 1 100 HSX N17W01
2004/05/23 2 100 HSX N18W13
2004/05/24 7 70 CAO N17W27
2004/05/25 2 60 HSX N17W40
2004/05/26 1 50 HSX N17W53
2004/05/27 1 60 HSX N17W66
2004/05/28 2 70 HAX N17W80
2004/05/29 1 60 HAX N17W90
C
4

The top 4 solar flares from sunspot region 10615

Start Maximum End
1C4.642004/05/1808:1208:2708:49
2C2.412004/05/1815:5016:0216:35
3C1.832004/05/2122:1322:2022:29
4C1.482004/05/2422:3922:4823:06
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Last X-flare2025/12/08X1.1
Last M-flare2025/12/08M1.1
Last geomagnetic storm2025/12/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025162.7 +70.9
Last 30 days108 +13.3

This day in history*

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*since 1994

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