Sunspot region AR8635

Number of
sunspots
Size Class Magn. Class Spot Location
1999/07/16 3 20 CRO N42W64
1999/07/17 6 140 EAO N44W79
CM
21

The top 3 solar flares from sunspot region 8635

Start Maximum End
1M1.091999/07/1608:3808:4908:59
2C4.971999/07/1716:2016:2516:37
3C3.861999/07/1713:5414:0414:15
Currently there's no noteworthy space weather

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Space weather facts

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
11998M9.27
22024M3.71
32024M2.53
41999M1.7
52003M1.69
DstG
11960-99G2
21990-98G1
31991-97G3
41983-86G2
51979-75G2
*since 1994

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