Lockyer, Norman, Sir, 1836-1920 · London : Macmillan and Co. · leaf 314
on the Moon at eachend of it, that is, at the two stations named, exactly asobsei-vations were made at each end of the base line atLough Foyle. 580. As the two stations are not visible from each other,what is done in each case is to measure the polar distance * Mem. Roy Ast. Soc. vol. xxix. i860.… … — S Fig. 58.—Measurement of the Moons distance. This premised, in Fig. 58, on which a section of the Earthis shown, let E represent the centre of the Earth, G theobservatory at Greenwich, and C that at the Cape ofGood Hope, both situated nearly on the same meridian.As the stars are so distant that…
Astronomy · Solar system
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