****** S O N N E Sunspot Network ******
Definitive Sunspot Numbers of April 2007
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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'!
! ! ! ! ! !
!-------+----------------+-------------------+-------------------+-------------!
! ! ! ! ! !
! 1 ! 0.3 0.0 0.3 ! 5 0 5 ! 10 7 7 ! 15 59 29 !
! 2 ! 0.1 0.0 0.1 ! 1 0 1 ! 0 2 1 ! 14 62 29 !
! 3 ! 0.1 0.0 0.1 ! 1 0 1 ! 10 2 1 ! 9 36 16 !
! 4 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 14 55 26 !
! 5 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 8 46 22 !
! 6 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 53 24 !
! 7 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 1 0 ! 10 55 23 !
! 8 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 9 51 23 !
! 9 ! 0.0 0.0 0.1 ! 0 0 1 ! 0 0 1 ! 11 51 23 !
! 10 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 9 42 18 !
! 11 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 12 49 20 !
! 12 ! 0.0 0.1 0.1 ! 0 1 1 ! 0 0 1 ! 14 52 20 !
! 13 ! 0.0 0.1 0.1 ! 0 1 1 ! 0 1 1 ! 14 53 21 !
! 14 ! 0.0 0.1 0.1 ! 0 1 1 ! 0 1 1 ! 13 53 20 !
! 15 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 16 66 28 !
! 16 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 14 63 28 !
! 17 ! 0.0 0.1 0.1 ! 0 2 2 ! 7 3 2 ! 10 49 20 !
! 18 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 9 45 16 !
! 19 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 14 58 25 !
! 20 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 10 53 22 !
! 21 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 14 59 27 !
! 22 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 1 0 ! 14 59 25 !
! 23 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 50 23 !
! 24 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 7 34 18 !
! 25 ! 0.0 0.7 0.7 ! 0 9 9 ! 8 13 113 ! 13 64 25 !
! 26 ! 0.0 0.8 0.8 ! 0 12 12 ! 10 17 304 ! 15 62 26 !
! 27 ! 0.0 0.8 0.8 ! 0 13 13 ! 11 17 333 ! 15 59 27 !
! 28 ! 0.0 0.9 0.9 ! 0 18 18 ! 14 23 499 ! 15 60 24 !
! 29 ! 0.0 1.2 1.2 ! 0 21 21 ! 20 32 483 ! 15 66 30 !
! 30 ! 0.0 1.5 1.5 ! 0 24 24 ! 21 32 446 ! 13 64 26 !
! ! ! ! ! !
! ! ! ! ! !
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! ! ! ! ! !
! Mean ! 0.0 0.2 0.2 ! 0.2 3.4 3.7 ! 3.7 5.1 73 ! 12 54 23 !
! ! ! ! ! !
!-------+----------------+-------------------+-------------------+-------------!
! ! ! ! ! !
! Days ! 30 30 30 ! 30 30 30 ! 30 30 30 ! !
! ! ! ! ! !
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Comparison SONNE-SIDC SONNE-AAVSO SIDC-AAVSO
K: 0.991 0.724 0.730
Correlation: 0.94 1.00 0.94
Deviation: 11.10 13.51 15.90
Days: 30 30 30