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Sunspot region AR12042

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/04/17 2 70 CSO N19E69
2014/04/18 4 240 DSO N18E54
2014/04/19 12 230 DAO N18E41
2014/04/20 11 270 EKO N19E27
2014/04/21 4 170 CSO N19E15
2014/04/22 4 160 DAO N18E02
2014/04/23 5 170 CAO N18W11
2014/04/24 11 180 CSO N17W24
2014/04/25 1 160 HSX N18W40
2014/04/26 2 140 CSO N18W53
2014/04/27 2 140 CSO N18W67
2014/04/28 1 110 HSX N19W81
C
2

The top 2 solar flares from sunspot region 12042

Start Maximum End
1C5.862014/04/1603:0303:0803:16
2C4.022014/04/1602:0802:1102:14
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Incoming & Unnumbered Active Regions 1360Strong far side CME 338Unspecified geomagnetic activity 175150 mhz F2 51AR 13932 13
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Last X-flare2024/12/08X2.2
Last M-flare2024/12/23M1.0
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024106.6 -45.9
Last 30 days116.1 -41.8

This day in history*

Solar flares
12015M6.75
21998M3.34
32013M2.36
42013M1.97
52001M1.69
DstG
12002-67
22000-62G2
31989-60
42014-57
51982-53G1
*since 1994

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