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Sunspot region AR14178

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/08/09 4 10 DRO N09W18
2025/08/10 9 20 DAI N09W33
2025/08/11 12 210 DAI N09W49
2025/08/12 9 200 DAI N08W60
2025/08/14 2 110 DSO N09W86
2025/08/15 2 110 DSO N09W0*
C
9

The top 9 solar flares from sunspot region 14178

Start Maximum End
1C2.92025/08/1301:2901:4201:44
2C2.92025/08/1402:3102:4302:55
3C2.92025/08/1405:5106:0406:16
4C2.32025/08/1303:2303:3003:32
5C2.12025/08/1221:3221:3521:37
6C2.12025/08/1304:2604:3504:39
7C1.22025/08/1405:1305:1905:24
8C1.12025/08/1520:4020:4620:53
9C1.02025/08/1409:0309:1109:17
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Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 202689.7 +3.8
Last 30 days93.4 +33.3

This day in history*

Solar flares
12002M3.66
22012M2.54
32001M1.68
42014M1.47
52002M1.33
DstG
12025-127G4
22015-88G2
31973-79G2
42000-78
51971-73
*since 1994

Aurora on this day in history

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