Sunspot region AR11934

Number of
sunspots
Size Class Magn. Class Spot Location
2013/12/22 5 140 CAO S15E53
2013/12/23 9 160 DAC S15E40
2013/12/24 12 230 DAO S16E27
2013/12/25 16 200 DAO S16E14
2013/12/26 14 170 CAO S15E01
2013/12/27 15 150 CAO S15W12
2013/12/28 15 190 ESI S16W26
2013/12/29 15 160 ESI S18W38
2013/12/30 17 160 ESC S18W53
2013/12/31 9 140 EAC S17W68
2014/01/01 5 80 EAC S16W83
2014/01/02 5 80 EAC S16W97
CM
113

The top 10 solar flares from sunspot region 11934

Start Maximum End
1M5.072013/12/1923:0623:1923:26
2M2.322013/12/2011:3511:5712:07
3M2.292013/12/2214:2414:3814:48
4C9.172013/12/2209:0309:3209:57
5C3.662013/12/2813:0613:1513:31
6C3.292013/12/2723:2023:3623:56
7C3.192013/12/2011:0511:1111:18
8C2.812013/12/2711:1011:2211:28
9C2.462013/12/2713:3013:4013:48
10C2.452013/12/2709:3409:3809:45

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Space weather facts

Last X-flare2026/02/04X4.3
Last M-flare2026/02/05M1.3
Last geomagnetic storm2026/01/28Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2025124 +32.2
February 2026141.3 +17.3
Last 30 days123.1 +14.7

This day in history*

Solar flares
12000X1.74
22026M2.7
32025M2.7
42026M2.5
52024M2.1
DstG
11983-183G4
21961-140G2
31982-111G2
41957-87G2
52002-82G1
*since 1994

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