Sunspot region AR8513

Number of
sunspots
Size Class Magn. Class Spot Location
1999/04/10 3 20 BXO S18E49
1999/04/11 12 90 DAO S18E35
1999/04/12 14 70 DSO S18E21
1999/04/13 18 60 DAO S18E09
1999/04/14 13 60 DAO S18W05
1999/04/15 8 40 CAO S15W20
1999/04/16 4 10 BXO S17W34
1999/04/17 2 10 AXX S18W44

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Space weather facts

Last X-flare2024/10/31X2.0
Last M-flare2024/10/31M4.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
October 2024158.5 +17.1
Last 30 days158.5 +10.1

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*since 1994

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