Sunspot region AR14257

Number of
sunspots
Size Class Magn. Class Spot Location
2025/10/17 1 60 HSX S08E75
2025/10/18 2 150 HSX S08E61
2025/10/19 4 210 CAO S10E46
2025/10/20 3 110 DSO S11E36
2025/10/21 2 70 CSO S10E23
2025/10/22 1 80 HSX S10E10
2025/10/23 1 60 HSX S09W06
2025/10/24 2 60 HSX S09W20
2025/10/25 1 60 HSX S09W33
2025/10/26 1 70 HSX S08W47
2025/10/27 1 60 HSX S09W60
2025/10/28 1 40 HSX S09W73
2025/10/29 1 30 HSX S10W87
2025/10/30 1 30 HSX S09W0*
C
2

The top 2 solar flares from sunspot region 14257

Start Maximum End
1C4.42025/10/2200:1900:3400:51
2C3.02025/10/2015:1415:4516:23

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Space weather facts

Last X-flare2026/02/04X4.21
Last M-flare2026/03/18M2.7
Last geomagnetic storm2026/03/23Kp5 (G1)
Spotless days
Last 365 days3 days
20263 days (4%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
February 202678.2 -34.3
March 202679.2 +1
Last 30 days75.6 -9.1

This day in history*

Solar flares
12024M4.4
22001M3.71
32001M3.57
42004M3.43
52008M2.47
DstG
11991-298G4
21990-111G2
31983-103G2
41969-97G1
52024-88G1
*since 1994

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