Sunspot region AR12275

Number of
sunspots
Size Class Magn. Class Spot Location
2015/01/27 3 10 CSO S16W14
2015/01/28 11 90 DAI S17W26
2015/01/29 11 200 DAI S17W40
2015/01/30 10 140 DAO S17W53
2015/01/31 7 140 DAO S17W67
2015/02/01 5 80 DAO S17W80
2015/02/02 2 60 CAO S17W94
2015/02/03 2 60 CAO S17W0*
C
2

The top 2 solar flares from sunspot region 12275

Start Maximum End
1C2.612015/02/0108:4108:4608:51
2C2.322015/01/3116:3516:4116:50

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Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/02/23M4.9
Last geomagnetic storm2025/02/19Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2025137 -17.5
February 2025154.3 +17.3
Last 30 days150.6 -11.5

This day in history*

Solar flares
12025M4.9
22024M2.6
32014M1.62
42024M1.5
52023M1.5
DstG
11988-97G2
21982-92G2
31990-82G1
41973-75G2
51957-73G2
*since 1994

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