****** S O N N E Sunspot Network ******
Definitive Sunspot Numbers of February 2009
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! ! ! ! ! !
! Day ! Groups ! Wolf Number ! Others ! No. of Obs..!
! ! N S Total ! N S Total ! SIDC AAVSO Re' ! N/S T. Re'!
! ! ! ! ! !
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! ! ! ! ! !
! 1 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 8 35 14 !
! 2 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 5 12 2 !
! 3 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 8 27 8 !
! 4 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 6 13 6 !
! 5 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 8 23 9 !
! 6 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 44 19 !
! 7 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 8 14 6 !
! 8 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 9 31 17 !
! 9 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 1 0 ! 7 15 4 !
! 10 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 1 0 ! 8 13 4 !
! 11 ! 0.0 0.3 0.3 ! 0 3 3 ! 8 5 2 ! 8 24 11 !
! 12 ! 0.0 0.5 0.5 ! 0 6 6 ! 7 7 4 ! 10 36 13 !
! 13 ! 0.0 0.1 0.1 ! 0 1 1 ! 7 2 0 ! 5 12 4 !
! 14 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 9 41 22 !
! 15 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 5 23 10 !
! 16 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 4 13 5 !
! 17 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 10 21 7 !
! 18 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 10 24 10 !
! 19 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 7 20 7 !
! 20 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 2 12 6 !
! 21 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 6 24 11 !
! 22 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 5 8 4 !
! 23 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 3 7 2 !
! 24 ! 0.5 0.0 0.5 ! 6 0 6 ! 8 9 26 ! 2 21 10 !
! 25 ! 0.2 0.0 0.2 ! 3 0 3 ! 8 4 8 ! 5 24 13 !
! 26 ! 0.1 0.0 0.1 ! 1 0 1 ! 0 1 2 ! 4 17 7 !
! 27 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 4 13 9 !
! 28 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 7 25 14 !
! ! ! ! ! !
! ! ! ! ! !
! ! ! ! ! !
! ! ! ! ! !
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! ! ! ! ! !
! Mean ! 0.0 0.0 0.1 ! 0.4 0.4 0.7 ! 1.4 1.1 2 ! 7 21 9 !
! ! ! ! ! !
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! ! ! ! ! !
! Days ! 28 28 28 ! 28 28 28 ! 28 28 28 ! !
! ! ! ! ! !
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Comparison SONNE-SIDC SONNE-AAVSO SIDC-AAVSO
K: 0.526 0.667 1.267
Correlation: 0.87 0.98 0.89
Deviation: 11.63 7.42 9.44
Days: 28 28 28