Sunspot region AR8673

Number of
sunspots
Size Class Magn. Class Spot Location
1999/08/20 1 100 HSX S17E81
1999/08/21 2 280 HHX S19E66
1999/08/22 16 400 FHO S19E55
1999/08/23 13 490 DKO S20E43
1999/08/24 28 540 FKI S19E32
1999/08/25 14 430 CKO S20E18
1999/08/26 18 410 FKO S21E08
1999/08/27 13 410 FKO S19W08
1999/08/28 14 440 CHO S19W24
1999/08/29 3 370 CHO S23W38
1999/08/30 2 290 HHX S19W51
1999/08/31 2 270 HHX S19W64
1999/09/01 2 170 HAX S20W76
1999/09/02 1 210 HRX S19W94
CM
21

The top 3 solar flares from sunspot region 8673

Start Maximum End
1M1.021999/08/2704:5105:3605:51
2C4.771999/08/2521:1921:4321:55
3C3.11999/08/3010:1910:2210:31

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/08M1.51
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024187.3 +20.9
Last 30 days162.2 +13.4

This day in history*

Solar flares
12004X1.28
22002M6.59
32015M5.66
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DstG
11991-354G4
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*since 1994

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