Rudolphine Tables and instructive examples for computing planetary positions. For most stars these tables were accurate to within one arc minute, and included corrective factors for atmospheric refraction. The tables were sufficiently accurate to predict a transit of Mercury observed by Pierre Gassendi in 1631 and a transit of Venus observed by Jeremiah Horrox in 1639. Rudolphine Tables The Rudolphine Tables () consist of a star catalogue and planetary tables published by Johannes Kepler in 1627, using some observational data collected by Tycho Brahe (1546–1601). The tables are named as "Rudolphine" in memory of Rudolf II, Holy Roman Emperor. Star tables had
William Dalison (died 1546) William Dalison (died 1546) William Dalison (died 1546) of Laughton in the parish of Lindsey, Lincolnshire, was Sheriff of Lincolnshire in 1546 and Escheator of Lincolnshire. He was closely associated with the influential Sir William Tyrwhitt of Scotter, whose children and widow he was entrusted with caring for. His brother was Dr. Roger Dalison, Chanter of Lincoln Cathedral. He married Anne Wastneys, a daughter of George Wastneys of Haddon in Nottinghamshire, by whom he had at least two sons and one daughter: His re-used Gothic monument made "circa" 1405, in All Saints' Church, Laughton, Lincolnshire, is inscribed in Latin in