Sunspot region AR12312

Number of
sunspots
Size Class Magn. Class Spot Location
2015/03/24 2 10 AXX N08E68
2015/03/25 3 30 CAO N08E54
2015/03/26 5 30 CAO N08E38
2015/03/27 4 20 CRO N08E26
2015/03/28 1 10 AXX N08E12
2015/04/02 3 10 BXO N08W58
BC
24

The top 6 solar flares from sunspot region 12312

Start Maximum End
1C1.852015/03/2815:0615:1115:20
2C1.482015/03/2810:2710:4310:49
3C1.32015/03/2401:5501:5802:06
4C1.062015/03/2611:5712:0512:13
5B8.92015/03/2610:5211:0011:08
6B8.12015/03/2611:3011:3811:46

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Space weather facts

Last X-flare2026/02/04X4.21
Last M-flare2026/02/25M2.4
Last geomagnetic storm2026/02/22Kp5+ (G1)
Spotless days
Last 365 days3 days
20263 days (5%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
January 2026112.6 -11.4
March 202685 -27.6
Last 30 days71 -47.7

This day in history*

Solar flares
12000X1.63
22000M9.29
32015M5.89
42015M5.41
52012M4.85
DstG
11957-255G4
21982-211G4
31983-167G3
41984-90G2
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*since 1994

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