Sunspot region AR13785

Number of
sunspots
Size Class Magn. Class Spot Location
2024/08/11 5 30 CAO S11E49
2024/08/12 6 10 BXO S12E33
2024/08/13 8 20 BXI S12E18
2024/08/14 12 10 BXO S11E05
2024/08/15 10 10 BXO S12W07
2024/08/16 10 30 CAO S12W19
2024/08/17 17 90 EAI S13W34
2024/08/18 13 100 DAI S15W50
2024/08/19 10 80 CAI S14W63
2024/08/20 6 80 CAO S13W78
2024/08/21 2 10 BXO S12W89
2024/08/22 2 10 BXO S12W0*
CM
13

The top 4 solar flares from sunspot region 13785

Start Maximum End
1M1.32024/08/1909:2809:3609:40
2M1.32024/08/2017:0617:0817:12
3M1.12024/08/1711:2211:4411:56
4C7.02024/08/1916:2616:2916:34

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Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.4
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
Last 30 days128.1 -22.5

This day in history*

Solar flares
12001M7.89
22017M6.34
32001M5.75
42025M5.6
52024M3.9
DstG
11960-327G4
22001-228G2
31976-218G4
41973-211G4
51989-93G2
*since 1994

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