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Sunspot region AR13443

Number of
sunspots		 Size Class Magn. Class Spot Location
2023/09/21 7 40 DAO N27W26
2023/09/22 15 150 DAI N19W40
2023/09/23 15 260 DKI N28W54
2023/09/24 8 250 EKO N28W67
2023/09/25 6 240 ESO N28W81
2023/09/26 6 240 ESO N28W87
2023/09/27 6 240 ESO N26W0*
CM
164

The top 10 solar flares from sunspot region 13443

Start Maximum End
1M1.92023/09/2222:2523:0023:13
2M1.52023/09/2217:0617:1517:20
3M1.42023/09/2215:5316:2316:46
4M1.02023/09/2414:5115:0015:05
5C8.52023/09/2223:4123:5400:12
6C5.32023/09/2208:3808:4108:46
7C3.62023/09/2305:2705:4005:56
8C3.42023/09/2220:1820:3120:37
9C3.42023/09/2503:4603:5003:54
10C3.22023/09/2115:5916:0716:16
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Last X-flare2025/03/28X1.1
Last M-flare2025/04/22M1.3
Last geomagnetic storm2025/04/21Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025126.2 -8
Last 30 days126.5 -1

This day in history*

Solar flares
12001M1.01
22024C8.3
32024C7.7
42024C7.6
52000C7.46
DstG
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*since 1994

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