Sunspot region AR8921

Number of
sunspots
Size Class Magn. Class Spot Location
2000/03/21 2 30 CSO S15E71
2000/03/22 6 80 CAO S16E60
2000/03/23 14 370 DAO S17E48
2000/03/24 17 340 DKI S17E37
2000/03/25 26 420 EKC S17E23
2000/03/26 27 240 DAI S18E09
2000/03/27 29 260 DAI S17W03
2000/03/28 20 130 DAI S18W17
2000/03/29 25 140 DAI S17W30
2000/03/30 10 40 DSO S17W44
2000/03/31 5 10 CRO S17W56
M
2

The top 2 solar flares from sunspot region 8921

Start Maximum End
1M2.862000/03/2201:0701:1801:29
2M1.062000/03/2522:3122:4322:52

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/11M1.3
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024175.7 +9.3
Last 30 days166.1 +21.7

This day in history*

Solar flares
12012M8.59
22012M4.14
32005M3.59
42012M3.56
52003M2.36
DstG
11960-339G5
21998-131G2
31989-121G1
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*since 1994

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