Monthly Notices of the Royal Astronomical Society, Volume 68; Volumes 1907-1908Priestley and Weale, 1908 Includes lists of additions to the society's library, usually separately paged. |
From inside the book
Results 6-10 of 42
Page 28
... reflector of the Königstuhl Astrophysical Observatory , I was surprised to find a striking specimen of this phenomenon , the nebula being surrounded by a lacuna absolutely empty of faint stars . In spite of the small field of the reflector ...
... reflector of the Königstuhl Astrophysical Observatory , I was surprised to find a striking specimen of this phenomenon , the nebula being surrounded by a lacuna absolutely empty of faint stars . In spite of the small field of the reflector ...
Page 31
... reflector ( Plate 4 , fig . 2 ) . The photograph was taken April 18 , 1907 , with an exposure of 40 minutes . The scale on the reproduction is about 1 mm . to 21 seconds of arc . * I may perhaps mention two peculiarities common to this ...
... reflector ( Plate 4 , fig . 2 ) . The photograph was taken April 18 , 1907 , with an exposure of 40 minutes . The scale on the reproduction is about 1 mm . to 21 seconds of arc . * I may perhaps mention two peculiarities common to this ...
Page 35
... Reflector of the Thompson Equatorial at the Royal Observatory , Greenwich , during the year 1906 . ( Communicated by the Astronomer Royal . ) The following positions of minor planets were obtained from photographs taken with the 30 - in ...
... Reflector of the Thompson Equatorial at the Royal Observatory , Greenwich , during the year 1906 . ( Communicated by the Astronomer Royal . ) The following positions of minor planets were obtained from photographs taken with the 30 - in ...
Page 66
... reflector ( of 8 feet focal length ) , we appreciate immediately that the 40 - inch , in spite of its great advantages for certain classes of work , is wholly unadapted for other investigations . As you know , a refractor of much ...
... reflector ( of 8 feet focal length ) , we appreciate immediately that the 40 - inch , in spite of its great advantages for certain classes of work , is wholly unadapted for other investigations . As you know , a refractor of much ...
Page 96
... Reflector plates , furnishing from 8 to 12 comparison stars along a good part of the planet's path . These star places have been already com- municated to Professor Perrine . There are thin places in the catalogue , due to bad weather ...
... Reflector plates , furnishing from 8 to 12 comparison stars along a good part of the planet's path . These star places have been already com- municated to Professor Perrine . There are thin places in the catalogue , due to bad weather ...
Other editions - View all
Common terms and phrases
angle appear Astrographic axis bright brighter Cape Catalogue centre coefficient colour column comet comparison stars computed corrections correlation curve cyanogen David Gill deduced determination distance Double Stars drift E. E. Barnard Earth eclipse epoch equation equatorial faint formula give given Greenwich groups heliometer instrument Julian Day Jupiter latitude lens Lick Observatory limb lines longitude magnitude Max Wolf mean measures meridian method Monthly Notices Moon nebula nucleus number of stars observations obtained orbit outer condensation paper parallax Paris perihelion perihelion passage period perturbations photographs planet plates position present Professor proper motion reduced reflector refraction refractor region right ascension ring Royal Observatory satellite Saturn seen Sept solar spectra spectral class spectroheliograph spectroscope spectrum spot stellar sun-spot Sun's surface Table telescope tion variable Yerkes Observatory zone ΙΟ