Sunspot region AR8178

Number of
sunspots
Size Class Magn. Class Spot Location
1998/03/11 1 100 HSX S15E72
1998/03/12 1 140 HSX S16E59
1998/03/13 1 100 HSX S17E47
1998/03/14 1 110 HSX S16E34
1998/03/15 1 110 HSX S17E20
1998/03/16 1 130 HSX S16E07
1998/03/17 2 130 HSX S16W06
1998/03/18 2 100 HAX S16W19
1998/03/19 2 80 HAX S16W32
1998/03/20 1 50 HAX S17W45
1998/03/21 1 60 HSX S17W54
1998/03/22 1 40 HSX S17W71
1998/03/23 1 30 HSX S15W83

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Space weather facts

Last X-flare2024/10/31X2.03
Last M-flare2024/11/05M4.1
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

Solar flares
12013X4.93
21998X1.21
32014X1.14
42003M7.6
52004M5.72
DstG
12023-172G3
21991-92G2
31986-74G1
41959-73G1
51993-71G1
*since 1994

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