Sunspot region AR8515

Number of
sunspots
Size Class Magn. Class Spot Location
1999/04/14 9 20 BXO S20E06
1999/04/15 8 10 BXO S11W10
1999/04/16 14 40 CAO S18W20
1999/04/17 9 70 DAO S16W31
1999/04/18 8 30 DAO S16W44
1999/04/19 5 10 BXO S18W56

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/10M4.8
Last geomagnetic storm2024/11/09Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024186 +19.6
Last 30 days163.1 +14.2

This day in history*

Solar flares
12004X3.67
22013X1.62
32024M9.3
42024M4.8
52024M4.2
DstG
12004-263G4
21991-144
32000-95G2
41998-93
51975-67G2
*since 1994

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