Sunspot region AR10837

Number of
sunspots
Size Class Magn. Class Spot Location
2005/12/18 4 20 DSO S10E22
2005/12/19 8 60 DAO S10E09
2005/12/20 22 200 DKI S10W06
2005/12/21 21 210 DAI S11W20
2005/12/22 13 140 DSO S11W32
2005/12/23 15 110 DSO S10W46
2005/12/24 1 90 HAX S11W63
2005/12/25 1 50 HAX S09W83
2005/12/26 1 30 AXX S09W92
B
11

The top 10 solar flares from sunspot region 10837

Start Maximum End
1B5.962005/12/1906:4906:5306:55
2B4.332005/12/1914:0814:1514:25
3B3.262005/12/1914:5615:0015:02
4B3.022005/12/2208:1708:2108:24
5B2.472005/12/1920:0220:0520:08
6B2.112005/12/2008:3908:4508:54
7B1.942005/12/2110:1710:2110:23
8B1.882005/12/2018:5118:5518:58
9B1.792005/12/2112:3812:4312:47
10B1.672005/12/1911:0011:0411:07

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Last X-flare2026/02/04X4.3
Last M-flare2026/02/04M1.8
Last geomagnetic storm2026/01/28Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2025124 +32.2
February 2026133 +9
Last 30 days121.6 +13.3

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