Monthly Notices of the Royal Astronomical Society, Volume 32Priestley and Weale, 1872 Includes lists of additions to the Society's library, usually separately paged. |
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Common terms and phrases
Academy annular annular eclipse appears Astronomer Royal axis Babbage bright calculated Cambridge Capt Catalogue centre chromosphere colour Comet corona correct dark determination diameter disk distance Ditto double stars Earth elements epoch equator Equatoreal error faint Greenwich Heis hydrogen instrument J. R. Hind Jupiter Jupiter's labours last contact latitude lines logarithms London longitude mean meteors miles minor planets Monthly Notices Moon Moon's limb motion nearly Nebula node November observations obtained Occultation orbit paper parallax Paris Perihelion phenomena photographs position present prism Prof Professor prominences radiant remarkable Right Ascension Royal Astronomical Society Royal Observatory Royal Society satellite seen shower Signor Sir John Herschel slit Solar Eclipse spectroscope spectrum Struve Sun's tables telescope theory tion transit Transit of Venus velocity Venus visible Vlacq wire zodiacal light ΙΟ
Popular passages
Page 207 - B . sin c = sin b . sin C cos a = cos b . cos c + sin b . sin c cos b = cos a . cos c + sin a . sin c cos A cos B cos c = cos a . cos b + sin a . sin b . cos C ..2), cotg b . sin c = cos G.
Page 117 - the most worthless book of a bygone day is a record worthy of preservation; like a telescopic star, its obscurity may render it unavailable for most purposes; but it serves, in hands which know how to use it, to determine the places of more important bodies.
Page 132 - ... posterity: but the record remains, and transfuses all its own exactness into every determination which takes it for a ground-work, giving to inferior instruments, nay, even to temporary contrivances and to the observations of a few weeks or days, all the precision...
Page 131 - ... in this point of view. Every well-determined star, from the moment its place is registered, becomes to the astronomer, the geographer, the navigator, the surveyor, a point of departure which can never deceive or fail him, the same for ever and in all places, of a delicacy so extreme as to be a test for every instrument yet invented by man, yet equally adapted for the most ordinary purposes ; as available for regulating a town clock, as for conducting a navy to the Indies ; as effective for mapping...
Page 117 - Book of Almanacs. With an Index of Reference by which the Almanac may be found for every Year, whether in Old Style or New, from any Epoch, Ancient or Modern, up to AD 2000. With means of finding the Day of New or Full Moon, from BC 2000 to AD 2000.
Page 106 - My dear son, you have advanced far in the accomplishment of a great object, which is worthy of your ambition. You are capable of completing it. My advice is — pursue it, even if it should oblige you to live on bread and cheese.
Page 131 - If we ask to what end magnificent establishments are maintained by states and sovereigns, furnished with master-pieces of art, and placed under the direction of men of first-rate talent and high-minded enthusiasm, sought out for those qualities among the foremost in the ranks of science : — -if we demand...
Page 164 - As totality came on, the light decreased and the lines increased exceedingly rapidly in number and brightness, until it seemed as if every line in the solar spectrum was reversed ; then they vanished, not instantly, but so quickly that I could not make out the order of their going, except that Hydrogen, D, b, and some others between D and b, remained last.