Sunspot region AR13641

Number of
sunspots
Size Class Magn. Class Spot Location
2024/04/14 8 70 DAO N16E19
2024/04/15 19 90 DAO N11W01
2024/04/16 6 110 DAO N11W15
2024/04/17 3 60 DAO N12W28
2024/04/18 1 30 HSX N12W42
2024/04/19 1 10 AXX N09W59
2024/04/20 1 20 HRX N16W59
2024/04/21 1 10 AXX N09W78
2024/04/22 1 10 AXX N10W0*
C
1

The top 1 solar flares from sunspot region 13641

Start Maximum End
1C2.82024/04/1700:1000:1700:23

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/03/31M1.2
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025127 -27.6
Last 30 days127 -25.7

This day in history*

Solar flares
12022M9.67
22000M5.89
32001M3.06
42000M2.9
52000M2.71
DstG
12001-387G4
21960-191G4
31989-100G2
41990-88
52003-78G2
*since 1994

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