Sunspot region AR8304

Number of
sunspots
Size Class Magn. Class Spot Location
1998/08/16 1 90 HSX S30E64
1998/08/17 2 100 CSO S30E53
1998/08/18 4 110 CAO S30E42
1998/08/19 5 110 CSO S30E29
1998/08/20 4 90 CSO S30E16
1998/08/21 5 70 CSO S27E03
1998/08/22 4 50 CSO S28W11
1998/08/23 5 40 CSO S26W24
1998/08/24 2 30 CSO S27W38
1998/08/25 1 30 HSX S29W52
1998/08/26 1 40 AXX S25W66
1998/08/27 1 20 AXX S29W78

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Space weather facts

Last X-flare2024/12/08X2.2
Last M-flare2024/12/25M4.9
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024115.2 -37.3
Last 30 days120.1 -38.2

This day in history*

Solar flares
12011M5.77
22024M4.9
32024M2.8
41998M1.83
52001M1.76
DstG
11988-85
21998-57
31978-57G2
42014-49
52002-39
*since 1994

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