Sunspot region AR12146

Number of
sunspots
Size Class Magn. Class Spot Location
2014/08/17 1 30 HSX N09E76
2014/08/18 2 80 HAX N09E62
2014/08/19 1 90 HAX N10E48
2014/08/20 1 150 HSX N08E35
2014/08/21 6 120 CSI N09E21
2014/08/22 7 140 CSO N10E07
2014/08/23 6 140 CSO N10W07
2014/08/24 9 170 CSO N10W18
2014/08/25 10 280 DKI N09W33
2014/08/26 11 290 DKI N09W46
2014/08/27 9 300 DKI N07W58
2014/08/28 4 240 DAI N07W72
2014/08/29 2 190 CSO N08W86
2014/08/30 2 190 CSO N08W0*
BCM
1202

The top 10 solar flares from sunspot region 12146

Start Maximum End
1M5.682014/08/2520:0620:2120:29
2M2.872014/08/2514:4615:1115:31
3C8.92014/08/2215:4015:5216:02
4C8.642014/08/2317:1917:2717:31
5C8.122014/08/2622:5423:2523:38
6C6.172014/08/2915:4315:5216:02
7C5.72014/08/2602:3402:4102:51
8C3.132014/08/2210:1310:2710:46
9C2.792014/08/1923:2523:3123:33
10C2.732014/08/2609:2309:2809:33

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Oulu, Rovaniemi, Kuopio, Sodankylä, Utsjoki
Kirkenes, Trondheim
Arkhangelsk, Murmansk, Vorkuta
Kiruna, Luleå, Sundsvall, Umeå
The solar wind speed is currently moderately high (656 km/sec.)

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Moderate M1.05 flare

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/05M1.0
Last geomagnetic storm2025/04/05Kp6- (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025150.4 +16.2
Last 30 days131.6 -13.4

This day in history*

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