****** S O N N E Sunspot Network ****** Definitive Sunspot Numbers of April 2009 !------------------------------------------------------------------------------! ! ! ! ! ! ! ! Day ! Groups ! Wolf Number ! Others ! No. of Obs..! ! ! N S Total ! N S Total ! SIDC AAVSO Re' ! N/S T. Re'! ! ! ! ! ! ! !-------+----------------+-------------------+-------------------+-------------! ! ! ! ! ! ! ! 1 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 9 49 22 ! ! 2 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 12 56 24 ! ! 3 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 13 52 23 ! ! 4 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 8 32 15 ! ! 5 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 45 20 ! ! 6 ! 0.1 0.0 0.1 ! 2 0 2 ! 7 1 2 ! 11 45 19 ! ! 7 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 36 17 ! ! 8 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 10 40 18 ! ! 9 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 10 41 18 ! ! 10 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 13 56 24 ! ! 11 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 13 48 19 ! ! 12 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 39 14 ! ! 13 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 14 49 23 ! ! 14 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 10 52 23 ! ! 15 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 14 54 21 ! ! 16 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 12 37 15 ! ! 17 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 6 14 6 ! ! 18 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 46 24 ! ! 19 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 14 57 24 ! ! 20 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 12 54 23 ! ! 21 ! 0.3 0.0 0.3 ! 3 0 3 ! 7 4 6 ! 10 58 25 ! ! 22 ! 0.2 0.0 0.2 ! 2 0 2 ! 7 2 1 ! 10 44 18 ! ! 23 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 50 19 ! ! 24 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 12 57 22 ! ! 25 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 49 21 ! ! 26 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 35 16 ! ! 27 ! 0.0 0.0 0.0 ! 0 0 0 ! 0 0 0 ! 11 39 16 ! ! 28 ! 0.0 0.1 0.1 ! 0 1 1 ! 0 1 1 ! 9 32 13 ! ! 29 ! 0.0 0.3 0.3 ! 0 3 3 ! 8 6 11 ! 9 38 16 ! ! 30 ! 0.0 0.5 0.5 ! 0 5 5 ! 8 5 8 ! 12 44 21 ! ! ! ! ! ! ! ! ! ! ! ! ! !-------+----------------+-------------------+-------------------+-------------! ! ! ! ! ! ! ! Mean ! 0.0 0.0 0.0 ! 0.2 0.3 0.5 ! 1.2 0.6 1 ! 11 45 19 ! ! ! ! ! ! ! !-------+----------------+-------------------+-------------------+-------------! ! ! ! ! ! ! ! Days ! 30 30 30 ! 30 30 30 ! 30 30 30 ! ! ! ! ! ! ! ! !------------------------------------------------------------------------------! Comparison SONNE-SIDC SONNE-AAVSO SIDC-AAVSO K: 0.432 0.842 1.947 Correlation: 0.93 0.93 0.89 Deviation: 12.35 3.74 15.65 Days: 30 30 30