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Sunspot region AR13789

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/08/14 3 10 BXO N25E26
2024/08/15 4 80 AXX N26E12
2024/08/16 7 20 CAO N27W01
2024/08/17 12 50 DAI N27W14
2024/08/18 7 50 CAI N27W25
2024/08/19 10 40 CAI N27W41
2024/08/20 9 120 CAI N26W51
2024/08/21 4 60 CAO N27W68
2024/08/22 1 10 AXX N25W78
C
2

The top 2 solar flares from sunspot region 13789

Start Maximum End
1C6.12024/08/2201:1701:3401:46
2C4.02024/08/2100:3700:4300:47
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AR4425 10AR4420 128CMEs from AR4420 (April 23th - 24th) 44AR4423 13AR4424 2
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Space weather facts

Last X-flare2026/04/24X2.5
Last M-flare2026/04/25M1.1
Last geomagnetic storm2026/04/20Kp5 (G1)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 202680 -5.9
Last 30 days89.2 +10.2

This day in history*

Solar flares
12001X1.13
22003X1
32003M3.71
42003M3.05
52003M3.02
DstG
11989-132G3
21984-93G4
31981-85G3
41979-80
51960-72
*since 1994

Aurora on this day in history

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