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Sunspot region AR13285

Number of
sunspots		 Size Class Magn. Class Spot Location
2023/04/21 4 140 DSO S17E69
2023/04/22 3 180 DAO S17E55
2023/04/23 7 190 DAO S17E43
2023/04/24 7 220 DAO S18E33
2023/04/25 5 220 CAO S18E19
2023/04/26 4 120 CSO S18E05
2023/04/27 5 240 CAO S17W09
2023/04/28 5 220 CAO S19W24
2023/04/29 5 170 CAO S19W37
2023/04/30 7 140 CAO S17W51
2023/05/01 6 120 CAO S17W64
2023/05/02 2 80 HSX S19W75
2023/05/03 2 30 HSX S17W91
2023/05/04 2 30 HSX S17W0*
C
5

The top 5 solar flares from sunspot region 13285

Start Maximum End
1C6.72023/04/2801:1101:2201:30
2C4.22023/04/2820:1620:3320:49
3C2.82023/04/2805:3605:4305:50
4C1.52023/04/2417:1917:2717:31
5C1.22023/04/2210:0110:0710:22
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AR3685 47May 2024 Geomagnetic Storms from AR 13664 (2) 323Anomaly.. 18Growth of Cycle 25 437Incoming Active Regions 367
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Last X-flare2024/05/15X2.9
Last M-flare2024/05/17M7.1
Last geomagnetic storm2024/05/17Kp6 (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2024136.5 +31.6
May 2024157.2 +20.7
Last 30 days174.3 +64.2

This day in history*

Solar flares
12023M4.5
22000M3.96
32023M3.8
42023M2.2
52023M1.9
ApG
1198157G3
2199031G2
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*since 1994

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