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
Giles Strangways (died 1546) Giles Strangways (died 1546) Sir Giles Strangways (1486 – 11 December 1546), of Melbury Sampford, Dorset, was an English politician. He was the eldest son Henry Strangways of Melbury Sampford, Dorset. He succeeded his father in 1504 and was knighted in 1514. He was made an Esquire of the body by 1509. He also was appointed a Justice of the Peace (J.P.) for Dorset in 1509 for life, for Somerset from 1514 to 1521 and for the western circuit in 1540. He was High Sheriff of Somerset and Dorset for 1512–13, 1517–18, 1524–25, 1533–34 and 1541–42. He was a Member