| Description | Extract of a letter to the publisher. The author writes: 'Sir, I send you at present all the observations of the satellites of Jupiter that I have made here the two last times of his appearance; and I don't question but there will be number sufficient to settle the difference of our meridians, by comparing them with the observations made in England.' The observations are made at Peterborough [England].
Subject: Astronomy
Read to the Royal Society on 31 October 1728
Published in Philosophical Transactions as 'Extract of a letter to the publisher from Mons. De Lisle, Astronomer Royal at Petersburgh, containing his observations of the eclipses of Jupiter's satellites from July 10th, 1726, to April 12th, 1728, taken at that place' |