Sunspot region AR8634

Number of
sunspots
Size Class Magn. Class Spot Location
1999/07/13 1 10 AXX S18E69
1999/07/14 1 10 AXX S18E59
1999/07/15 1 10 HRX S19E43
1999/07/16 1 0 HRX S19E30
C
3

The top 3 solar flares from sunspot region 8634

Start Maximum End
1C1.841999/07/1216:4316:4816:53
2C1.261999/07/1400:3800:4800:54
3C1.171999/07/1509:1209:1609:19

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Space weather facts

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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