Sunspot region AR10021

Number of
sunspots
Size Class Magn. Class Spot Location
2002/07/04 3 10 CRO S29E06
2002/07/05 8 40 DSO S29W08
2002/07/06 9 70 DAO S29W21
2002/07/07 11 90 DSO S29W34
2002/07/08 10 80 DAO S29W46
2002/07/09 9 80 DAO S29W60
2002/07/10 4 60 DAO S28W72
2002/07/11 1 30 HAX S28W87
C
3

The top 3 solar flares from sunspot region 10021

Start Maximum End
1C5.192002/07/0520:4720:5120:56
2C2.942002/07/0520:2520:3020:41
3C2.762002/07/0521:5022:1022:25

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024166 -0.4
Last 30 days163.2 +18.4

This day in history*

Solar flares
11999X1.15
21999M8.06
32005M5.58
41999M4.11
52005M3.72
DstG
11960-167G3
21998-109G2
32012-108G2
41989-105
51979-90G1
*since 1994

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