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Sunspot region AR14021

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/03/10 2 50 CSO S06E71
2025/03/11 6 80 CAO S06E56
2025/03/12 7 100 CAI S06E42
2025/03/13 7 100 CAI S06E27
2025/03/14 4 80 HSX S06E14
2025/03/15 3 90 CSO S05E03
2025/03/16 7 110 DSO S05W10
2025/03/17 7 120 CSO S05W24
2025/03/18 6 120 CSO S05W39
2025/03/19 2 100 CSO S05W54
2025/03/20 3 90 HSX S04W62
2025/03/21 1 120 HSX S04W76
2025/03/22 1 100 HSX S06W91
2025/03/23 1 100 HSX S06W0*
C
2

The top 2 solar flares from sunspot region 14021

Start Maximum End
1C2.52025/03/1321:5922:2122:24
2C1.42025/03/1614:5315:1515:49
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CMEs from 2025/10/03 50Incoming & 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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