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Sunspot region AR13858

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/10/14 3 20 CAO S09E64
2024/10/15 3 40 CAO S15E47
2024/10/16 2 20 HAX S13E33
2024/10/17 4 10 BXO S13E22
2024/10/18 2 20 HAX S15E09
2024/10/19 2 20 HAX S15W07
2024/10/20 2 10 AXX S15W21
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AR4425 56CMEs from AR4420 (April 23th - 24th) 54Incoming & Unnumbered Active Regions 294AR4420 211SWPC Display bug or other issues 27
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Space weather facts

Last X-flare2026/04/24X2.5
Last M-flare2026/04/28M1.1
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 202688.4 +2.5
Last 30 days91.7 +5.2

This day in history*

Solar flares
11998M9.27
22024M3.71
32024M2.53
42025M1.7
51999M1.7
DstG
11960-99G2
21990-98G1
31991-97G3
41983-86G2
51979-75G2
*since 1994

Aurora on this day in history

No observations submitted for this day in history. If you've observed the aurora and you have some amazing photos to show off, submit your observations now!
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