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Sunspot region AR12346

Number of
sunspots		 Size Class Magn. Class Spot Location
2015/05/12 1 50 HSX S12E69
2015/05/13 1 50 HSX S07E55
2015/05/14 1 60 HSX S06E42
2015/05/15 7 50 CSO S08E28
2015/05/16 7 30 CAO S08E15
2015/05/17 5 20 CRO S08W00
2015/05/18 4 10 BXO S07W13
2015/05/21 4 10 BXO S06W55
2015/05/22 2 20 CRO S06W69
2015/05/23 2 10 BXO S05W82
2015/05/24 2 10 BXO S05W97
BC
21

The top 3 solar flares from sunspot region 12346

Start Maximum End
1C1.362015/05/2106:0106:1106:17
2B8.552015/05/2105:2205:3705:53
3B8.532015/05/2018:3118:3618:41
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Last X-flare2024/09/14X4.54
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Spotless days
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Monthly mean Sunspot Number
August 2024215.5 +19
September 2024151.6 -63.9
Last 30 days158.3 -54.2

This day in history*

Solar flares
12023M8.2
22015M3.13
31998M2.71
42002M2.66
52002M2.21
DstG
11989-93
21977-85G2
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*since 1994

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