Sunspot region AR9737

Number of
sunspots
Size Class Magn. Class Spot Location
2001/12/11 3 10 BXO S27E52
2001/12/12 5 120 DSO S27E39
2001/12/13 8 80 DAO S28E26
2001/12/14 6 30 DSO S28E13
2001/12/15 8 40 DSO S28E00
2001/12/16 6 70 DAO S27W12
2001/12/17 4 40 DSO S28W24
2001/12/18 3 50 DAO S28W37
2001/12/19 1 20 AXX S27W52
2001/12/22 1 10 HSX S29W83

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Space weather facts

Last X-flare2024/07/16X2
Last M-flare2024/07/24M3.6
Last geomagnetic storm2024/06/28Kp8- (G4)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
June 2024164.2 -7.5
July 2024185.7 +21.5
Last 30 days181 +30.7

This day in history*

Solar flares
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22004M3.63
32024M3.6
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52016M2.91
DstG
11982-75G3
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*since 1994

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