Sunspot region AR8522

Number of
sunspots
Size Class Magn. Class Spot Location
1999/04/24 1 10 AXX N16E63
1999/04/25 5 10 BXO N16E50
1999/04/26 9 60 DSO N16E38
1999/04/27 8 70 DAO N16E26
1999/04/28 7 70 DAO N16E13
1999/04/29 5 30 CSO N18E00
1999/04/30 7 30 CSO N17W14
B
2

The top 2 solar flares from sunspot region 8522

Start Maximum End
1B4.911999/04/2418:1718:2318:29
2B4.471999/04/2414:1114:1514:19

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days156.1 +4.7

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

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