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Sunspot region AR13992

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/02/12 11 150 DAI S06W11
2025/02/13 16 210 DAI S06W26
2025/02/14 11 90 EAI S06W41
2025/02/15 7 60 EAO S07W55
2025/02/16 5 70 EAO S05W69
2025/02/17 17 90 EAI S05W82
2025/02/18 17 90 EAI S06W96
2025/02/19 17 90 EAI S06W0*
CM
202

The top 10 solar flares from sunspot region 13992

Start Maximum End
1M1.12025/02/1715:0715:1315:23
2M1.02025/02/1311:0511:0911:13
3C5.92025/02/1704:2404:4604:56
4C3.92025/02/1212:3712:4712:58
5C3.92025/02/1807:4507:5007:55
6C3.32025/02/1312:0112:0912:13
7C3.22025/02/1312:3312:3712:41
8C3.02025/02/1816:5917:1017:14
9C2.82025/02/1817:1417:1917:24
10C2.72025/02/1807:3107:4107:45
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Last X-flare2025/12/08X1.1
Last M-flare2025/12/21M1.3
Last geomagnetic storm2025/12/22Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025114.3 +22.5
Last 30 days109.4 +22.7

This day in history*

Solar flares
12011M5.77
22024M4.9
32024M2.8
41998M1.83
52001M1.76
DstG
11988-85
21998-57
31978-57G2
42014-49
52002-39
*since 1994

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