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Sunspot region AR13989

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/02/09 1 120 HSX N19E66
2025/02/10 1 160 HSX N18E50
2025/02/11 1 170 HSX N18E36
2025/02/12 1 200 HSX N18E22
2025/02/13 1 250 HHX N18E08
2025/02/14 1 250 HHX N18W07
2025/02/15 1 270 HHX N18W14
2025/02/16 1 270 HHX N18W28
2025/02/17 1 250 HHX N18W42
2025/02/18 1 250 HHX N19W53
2025/02/19 1 250 HHX N19W67
2025/02/20 1 250 HHX N19W79
2025/02/21 1 250 HHX N19W93
2025/02/22 1 250 HHX N19W0*
C
2

The top 2 solar flares from sunspot region 13989

Start Maximum End
1C4.32025/02/1400:2700:3800:48
2C1.92025/02/1318:4518:5419:00
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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
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*since 1994

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