Sunspot region AR8217

Number of
sunspots
Size Class Magn. Class Spot Location
1998/05/03 2 40 HSX S17E74
1998/05/04 1 60 HSX S16E60
1998/05/05 1 40 HSX S16E47
1998/05/06 1 40 HSX S15E34
1998/05/07 1 40 HSX S17E21
1998/05/08 1 50 HSX S17E09
1998/05/09 1 40 HSX S16W05
1998/05/10 1 30 HSX S16W18
1998/05/11 1 30 HSX S16W31
1998/05/12 1 40 HSX S16W44
1998/05/13 1 50 HSX S16W57
1998/05/14 1 40 HSX S16W71
1998/05/15 1 20 AXX S17W86

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/10M4.2
Last geomagnetic storm2024/11/09Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024186 +19.6
Last 30 days163.1 +14.2

This day in history*

Solar flares
12004X3.67
22013X1.62
32024M4.2
42002M3.47
52001M3.33
DstG
12004-263G4
21991-144
32000-95G2
41998-93
51975-67G2
*since 1994

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