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Sunspot region AR13856

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/10/13 1 10 BXO N17E37
2024/10/14 1 10 AXX N13E17
2024/10/15 1 10 AXX N09E09
2024/10/16 18 150 DAI N11W10
2024/10/17 12 190 DAC N09W23
2024/10/18 5 150 DAI N10W36
2024/10/19 4 150 DSO N10W47
2024/10/20 4 150 DSO N10W61
2024/10/21 4 120 DSO N14W71
2024/10/22 2 60 DAO N06W83
2024/10/23 2 60 DAO N10W0*
CM
101

The top 10 solar flares from sunspot region 13856

Start Maximum End
1M1.02024/10/1702:1202:2202:38
2C6.12024/10/1615:3015:3815:46
3C5.92024/10/1810:0710:2010:32
4C4.02024/10/1600:1800:2400:34
5C3.92024/10/1708:0108:0808:16
6C2.92024/10/1417:5418:0018:07
7C2.72024/10/1522:1922:2322:36
8C2.62024/10/1715:4015:4815:53
9C2.52024/10/1915:2715:3615:45
10C2.12024/10/1610:5210:5911:05
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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/04M7.6
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026133.3 +47.4
Last 30 days96.1 +32

This day in history*

Solar flares
12002M8.82
22026M7.6
31999M6.76
42001M2.91
52003M2.74
DstG
11979-202G3
21988-133G3
31984-120G4
42004-117G2
51994-111G3
*since 1994

Aurora on this day in history

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