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Sunspot region AR13926

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/12/15 1 110 HSX S20E70
2024/12/16 3 120 CSO S22E54
2024/12/17 3 160 CSO S21E41
2024/12/18 1 140 HSX S20E28
2024/12/19 1 100 HSX S20E16
2024/12/20 2 150 HAX S20E02
2024/12/21 2 120 HAX S20W09
2024/12/22 1 100 HSX S19W22
2024/12/23 1 100 HSX S19W35
2024/12/24 1 80 HAX S21W49
2024/12/25 1 90 HAX S21W60
2024/12/26 1 90 HAX S21W76
2024/12/27 1 60 HAX S21W99
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CMEs from 2025/10/03 52Incoming & Unnumbered Active Regions 2109Comet C/2025 A6 (Lemmon) 72Coronal Hole 85 2Unspecified 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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