Sunspot region AR8735

Number of
sunspots
Size Class Magn. Class Spot Location
1999/10/17 9 10 BXO N18E40
1999/10/18 6 40 DSO N18E22
1999/10/19 6 30 CSO N19E09
1999/10/20 4 20 CRO N19W06
1999/10/21 3 10 BXO N18W19

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/24M1.0
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024144.7 -21.7
Last 30 days158.6 +10.8

This day in history*

Solar flares
12000X3.4
22000X2.87
32000X2.71
41998X1.54
51999M4.33
DstG
12001-221G4
21982-197G3
31986-86G2
41981-66
51991-65
*since 1994

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