Monthly Notices of the Royal Astronomical Society, Volume 53Priestley and Weale, 1893 Includes lists of additions to the society's library, usually separately paged. |
From inside the book
Results 1-5 of 21
Page 36
... lens . Upon developing the plate I found a distinct hazy trail near the middle of it , and about a quarter of a degree long . By this time the position of the object was too near the horizon to make a search for it . The next night ...
... lens . Upon developing the plate I found a distinct hazy trail near the middle of it , and about a quarter of a degree long . By this time the position of the object was too near the horizon to make a search for it . The next night ...
Page 39
... lens , and 8 hours exposure , on a scale of 0'556 in . = 1 ° , enlarged to 3 ins . 8. = 1o . This enormously ex- tends the area of the nebula , and shows that the dark markings which begin at the centre of the mass extend in curiously ...
... lens , and 8 hours exposure , on a scale of 0'556 in . = 1 ° , enlarged to 3 ins . 8. = 1o . This enormously ex- tends the area of the nebula , and shows that the dark markings which begin at the centre of the mass extend in curiously ...
Page 179
... , by Troughton and Simms . 49. ( 23 ) Mountain barometer . 50. ( 24 ) Prismatic compass , by Thomas Jones , mounted with a cylindrical lens . No. 51. ( 25 ) Ordinary 4 - inch compass Feb. 1893 . 179 Seventy - third Annual General Meeting .
... , by Troughton and Simms . 49. ( 23 ) Mountain barometer . 50. ( 24 ) Prismatic compass , by Thomas Jones , mounted with a cylindrical lens . No. 51. ( 25 ) Ordinary 4 - inch compass Feb. 1893 . 179 Seventy - third Annual General Meeting .
Page 230
... lens could be attached in a few minutes when it was desired to use the telescope photographically . The beautiful photographs taken with these instruments were in 1890 presented to the Columbia College Observatory , together with twenty ...
... lens could be attached in a few minutes when it was desired to use the telescope photographically . The beautiful photographs taken with these instruments were in 1890 presented to the Columbia College Observatory , together with twenty ...
Page 233
... lens ( specially made by Dall- meyer ) being used to magnify the image about 15 times . The photograph micrometer used for the measurement of Transit of Venus ( 1874 ) photographs has been modified for use with the stellar plates . The ...
... lens ( specially made by Dall- meyer ) being used to magnify the image about 15 times . The photograph micrometer used for the measurement of Transit of Venus ( 1874 ) photographs has been modified for use with the stellar plates . The ...
Other editions - View all
Common terms and phrases
Academy Andromedæ angle appeared Aquilæ Astronomer Royal Auriga Bisection bright Burnham Camelop Canis Carinæ Cassiopeia Catalogue Centauri centre Cephei cluster coefficient comet comparison stars correction Cygni Dembowski determined diameter distance double stars E. E. Barnard eclipse epoch Equat equatoreal exposure Galactic Long Geminorum Greenwich Greenwich Mean instrument Isaac Roberts June Jupiter Lalande lens Lick Observatory London longitude lunar Lupi Magn magnitude me²e mean measures Meteorological micrometer Monocerotis Monthly Notices Moon motion nebula Nova Auriga observations obtained Ophiuchi orbit Orionis paper parallax Paris period Persei photographs planet plates position probable error Professor proper motion Puppis Refraction right ascension Royal Observatory S. W. Burnham Sagittarii satellite Saturn Schiaparelli Scorpii seen Sept solar spectra spectroscope spectrum stellar Struve Tauri telescope thermometer tion transit transit circle Velorum ΙΟ