Smithsonian Institution · Washington : Smithsonian Institution · leaf 304
fter several trials between these limits, to see what time would best satisfy the observations in which the position of the meteor was referred to the heavenly bodies, the time 9h. 35m. 32s. was finally adopted. By applying to this the quantities given in column 8th those in column 9th were… … triangle A PD, A PE,&c. The sides PB, PC, &c., are the co-declinations of the meteor at the points B, C, &c., from which the declinations or terrestrial latitudes in column 2d were obtained. The angles at P measure differences of right ascension, which added severally to the right ascension of the…
Science
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.