Sunspot region AR12939

Number of
sunspots
Size Class Magn. Class Spot Location
2022/01/30 4 120 CSO S15E70
2022/01/31 7 280 DHO S15E62
2022/02/01 7 500 DHO S15E55
2022/02/02 3 300 DHO S15E40
2022/02/03 4 260 DHO S16E23
2022/02/04 4 220 DSO S17E11
2022/02/05 4 200 CSO S16W04
2022/02/06 4 200 CSO S17W17
2022/02/07 5 180 CSO S14W33
2022/02/08 4 160 CSO S18W45
2022/02/09 3 180 CSO S17W58
2022/02/10 3 160 CSO S18W71
2022/02/11 1 120 HSX S18W84
2022/02/12 1 120 HSX S16W99
BC
713

The top 10 solar flares from sunspot region 12939

Start Maximum End
1C9.02022/02/0122:2122:3622:44
2C7.42022/01/2916:4716:5517:04
3C6.12022/02/0122:4422:5122:57
4C5.72022/02/0917:2717:3617:55
5C5.22022/02/0821:2921:4521:56
6C3.12022/02/0612:5213:4114:41
7C1.52022/02/1202:5303:2103:46
8C1.32022/01/2913:3513:4313:48
9C1.32022/02/0711:0111:0811:12
10C1.22022/02/1023:5100:0200:10

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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02:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:50 UTC

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Saturday, 5 April 2025
20:30 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 20:20 UTC

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20:24 UTC - Solar flare

Moderate M1.05 flare

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20:09 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.05)


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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

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