Sunspot region AR8331

Number of
sunspots
Size Class Magn. Class Spot Location
1998/09/07 1 80 HSX N25E74
1998/09/08 1 120 HSX N24E63
1998/09/09 6 100 CSO N24E51
1998/09/10 12 160 ESO N26E41
1998/09/11 15 190 DAO N26E24
1998/09/12 20 180 CAO N25E14
1998/09/13 25 160 EAI N25E02
1998/09/14 23 180 EAI N25W12
1998/09/15 21 100 EAO N26W23
1998/09/16 12 50 CRO N25W34
1998/09/17 3 20 BXO N26W45
1998/09/18 3 10 BXO N27W58
1998/09/19 2 10 BXO N22W79
C
3

The top 3 solar flares from sunspot region 8331

Start Maximum End
1C2.461998/09/0917:3317:3817:54
2C1.661998/09/1212:4912:5713:07
3C1.221998/09/1214:1614:2514:31

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days156.1 +4.7

This day in history*

Solar flares
11998X5.37
21998X3.59
32001X1.41
42001M5.51
51998M2.7
DstG
11991-139G2
21982-114G2
31975-97G2
42003-87G2
51960-76G2
*since 1994

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