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Sunspot region AR14173

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/08/06 2 10 BXO S16W25
2025/08/07 4 10 BXO S18W43
2025/08/08 3 20 DRO S18W55
2025/08/09 3 20 DRO S18W70
2025/08/10 3 20 DRO S18W84
2025/08/11 3 20 DRO S18W98
CM
21

The top 3 solar flares from sunspot region 14173

Start Maximum End
1M1.32025/08/1103:4203:5203:59
2C7.52025/08/1105:5906:1006:15
3C6.12025/08/1109:0209:1109:14
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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/03M1.3
Last geomagnetic storm2026/04/02Kp6- (G2)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
February 202678.2 -34.3
April 2026141 +62.8
Last 30 days94.6 +27

This day in history*

Solar flares
12001X1.77
22017M8.35
31999M6.2
42001M3.57
52017M1.81
DstG
11979-168G4
21960-151G3
31992-105G2
42004-104G2
51994-103G3
*since 1994

Aurora on this day in history

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