Sunspot region AR8904

Number of
sunspots
Size Class Magn. Class Spot Location
2000/03/09 7 30 CRO N26W06
2000/03/10 14 50 CRO N24W19
2000/03/11 24 100 CAO N25W32
2000/03/12 18 130 ESO N24W45
2000/03/13 12 170 EAO N23W59
2000/03/14 10 150 EAO N24W70
2000/03/15 4 160 CAO N24W83
C
5

The top 5 solar flares from sunspot region 8904

Start Maximum End
1C9.862000/03/1121:2621:3421:40
2C6.742000/03/1204:2504:3104:35
3C6.542000/03/1114:2214:4214:46
4C4.912000/03/1217:1717:2517:33
5C3.372000/03/1202:5803:0503:16

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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

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*since 1994

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