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Sunspot region AR13986

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/02/05 1 50 HSX N05E69
2025/02/06 1 50 HSX N05E54
2025/02/07 1 170 HSX N06E41
2025/02/08 1 170 HSX N06E27
2025/02/09 2 140 HSX N06E12
2025/02/10 2 140 HSX N06W00
2025/02/11 2 150 HSX N06W15
2025/02/12 2 140 HSX N06W30
2025/02/13 1 120 HSX N06W45
2025/02/14 1 70 HSX N06W59
2025/02/15 1 80 HSX N06W63
2025/02/16 1 90 HSX N06W76
2025/02/17 1 80 HSX N05W91
2025/02/18 1 80 HSX N06W0*
C
3

The top 3 solar flares from sunspot region 13986

Start Maximum End
1C2.12025/02/0717:0217:0917:16
2C2.12025/02/0717:1617:1917:24
3C1.62025/02/1720:1720:2220:27
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Incoming & Unnumbered Active Regions 2111Coronal Hole 85 3CMEs from 2025/10/03 52Comet C/2025 A6 (Lemmon) 72Unspecified geomagnetic activity 3204
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Space weather facts

Last X-flare2025/06/19X1.9
Last M-flare2025/10/03M1.2
Last geomagnetic storm2025/10/03Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2025129.8 -3.7
October 2025140.1 +10.3
Last 30 days131.3 -1.2

This day in history*

Solar flares
12012M3.35
22024M1.2
31999C9.19
42024C8.0
52023C6.6
DstG
12024-153G3
21960-112G1
32002-108G2
42012-99G2
52015-97G2
*since 1994

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