Sunspot region AR13831

Number of
sunspots
Size Class Magn. Class Spot Location
2024/09/19 10 100 CRO N12E05
2024/09/20 7 80 DAO N12W09
2024/09/21 7 80 DAO N12W23
2024/09/22 7 80 DAO N12W37
2024/09/23 3 80 CAO N14W49
2024/09/24 3 60 CAO N15W62
2024/09/25 4 30 CRO N15W76
2024/09/26 2 20 CRO N15W90
2024/09/27 2 20 CRO N15W0*
C
4

The top 4 solar flares from sunspot region 13831

Start Maximum End
1C4.42024/09/2120:3720:4620:50
2C3.92024/09/2014:4514:5715:04
3C2.42024/09/1921:4621:5221:57
4C1.62024/09/2113:3513:4113:46
Currently there's no noteworthy space weather

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/22M1.3
Last geomagnetic storm2025/04/21Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025126.2 -8
Last 30 days126.5 -1

This day in history*

Solar flares
11998M9.27
22024M3.71
32024M2.53
41999M1.7
52003M1.69
DstG
11960-99G2
21990-98G1
31991-97G3
41983-86G2
51979-75G2
*since 1994

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