Astronomia Britannica exhibiting the doctrine of the sphere, and theory of the planets decimally by trigonometry, and by tables : fitted for the meridian of London ...
Newton, John, 1622-1678.

Example.

The time given 1683 September.

Difference from 1650 compl.
33 yeare 8 Moneths
Motion Correspondent
. 4768
Place of Oculus ♉ 1650 compl.
♊ 4. 91667
Place required
♊ 5. 39305
Latitude South
5. 51667