...Lieut. Maignon, respecting theoretic and practical Explanations of a trigonometric Chart for reducing the apparent Distance of the Moon from the Sun, or a Star, at a true Distance, and for resorving other Questions of Navigation, by M. 1'Eveque.' — This is an...

...hour from noon when each altitude was taken, the azimuth at each observation, 8rc. 241 PROBLEM XXII. The apparent distance of the moon from the sun, or a star, and their apparent altitudes, or zenith distances, being given, to find their true distances, as seen...

...Helena. Ibid. p. 586. 8. Concise Rules for computing the Effeots of Refraction and Parallax in varying- the apparent Distance of the Moon from the Sun or a Star; also an Easy Rule of Approximation for computing the Distance of the Moon from a Star, the Longitudes...

...discussions of this subject wholly unnecessary. Investigations relative to the Problem for clearing the apparent Distance of the Moon from the Sun or a Star, from the Effects of ^ Parallax and Refraction, and an easy and concise Method pointed out. By the Same....

...discussions of this subject wholly unnecessary. Investigations relative to the Problem for clearing the apparent Distance of the Moon from the Sun or a Star, from the Effects of Parallax and Refraction, and an easy and concise Method pointed out. By the Same.—The...

...equal to i°-Jl°.a. [lf-ft. cos.S(f+e)|. sin. y — 3°. a ft. cos. S(f +C). IV. Method of correcting the apparent distance of the Moon from the Sun, or a Star for the effects of Parallax and Refraction. BY NATHANIEL BOWDITCH, LL. D. A HE method of correcting...

...correct tables of the moon's motions, the conclusion would be the same. Hence, by means of a table of the t There are many ways of abridging the process for...parts of the operation to the theoretical student. ft As the moon completes a revolution of 360° in about 3O days, it moves at the rate of 12° in 24...

...same. Hence, by means of a table of the t There arc many ways of abridging the process for ohtaining the true from the apparent distance of the moon from...parts of the operation to the theoretical student. ft As the moon completes a revolution of 360° in about 30 days, it moves at the rate of 12° in 24...

...Helen«. Ib. 647. —Concise Rules for Computing the Effects of Refraction and Parallax, in varying the apparent Distance of the Moon from the Sun, or a Star, See. Ib. 152. 1764. — On the Equation of Time, and true Manner of Computing it. Ib. 163. — Astronomical...

...to the middle time between the observations be used. (S) PROBLEM xvii. (Plate III. Fig. 12.) Given the apparent distance of the moon from the sun, or a star, and their apparent zenith distances, to ßnd their true distance, as seen from the earth's centre....