Results of Meteorological Observations Made ..., Volume 22 |
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... Polar Axis . OBSERVATIONS OF COMET II OF 1862 , MADE WITH THE HELIOMETER Readings of the Declination - Circle and Hour - Circle . Effects of Refraction and Parallax . Authority for the Distances of the Comet from the Earth Assumed R.A. ...
... Polar Axis . OBSERVATIONS OF COMET II OF 1862 , MADE WITH THE HELIOMETER Readings of the Declination - Circle and Hour - Circle . Effects of Refraction and Parallax . Authority for the Distances of the Comet from the Earth Assumed R.A. ...
Page xi
... polar stars , or of one circumpolar and one south star , each transit being affected by z multiplied into its proper factor , and compared with the right ascension of the star , will give made at the Radcliffe Observatory , Oxford ...
... polar stars , or of one circumpolar and one south star , each transit being affected by z multiplied into its proper factor , and compared with the right ascension of the star , will give made at the Radcliffe Observatory , Oxford ...
Page xxviii
... Polar Distances . With regard to the microscopes , only the two horizontal were used till June 30 ; after which time the four new ones were employed . The reading micro- scopes are all of similar constructions and their heads are ...
... Polar Distances . With regard to the microscopes , only the two horizontal were used till June 30 ; after which time the four new ones were employed . The reading micro- scopes are all of similar constructions and their heads are ...
Page xxxvii
... Polar Distance , and the separate values of the seconds of reflexion - results ( R ) and of direct - results ( D ) : — Excess of Reflexion - Results above Direct - Results for Observations of Zenith Distance with the Transit Circle ...
... Polar Distance , and the separate values of the seconds of reflexion - results ( R ) and of direct - results ( D ) : — Excess of Reflexion - Results above Direct - Results for Observations of Zenith Distance with the Transit Circle ...
Page xli
... Polar Distances for 1862 , Jan 1 , are the means of those given for each star in the Section of Separate Results for N. P.D. , corrected for discordance of direct and reflexion results , and for error of colatitude , as investigated in ...
... Polar Distances for 1862 , Jan 1 , are the means of those given for each star in the Section of Separate Results for N. P.D. , corrected for discordance of direct and reflexion results , and for error of colatitude , as investigated in ...
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Common terms and phrases
Amount Angles of Position Apparent Error applied Aquarii Aquilæ Assumed Assumed value Assumed zero average Barom bluish Boötis Capricorni Centre Cephei cession Ceti Circle Cloudy Comet Concluded Scale Readings corrections determining Diameter direction Distances from Zero Equat feet fell Fraction given gives grass greater Groombr Groombridge halos Herculis Highest hour Inches July July 14 July 21 June June 23 Leonis Light Lowest Mags March Mean Mean Monthly Measures in Arc Miles month MOON'S Motion North Number of Obs Object observations Observatory Obsr Ophiuchi Overcast Pegasi Piazzi Piscium placed Polaris Quarter Radcliffe RADCLIFFE OBSERVATIONS Rain Readings reduce Scale Scale Divisions Seconds Self-Registering Sept Showers Sidereal Solar standard stars Table Tabular Tauri Transit unsteady Ursa Minoris Virginis Wind wires yellow Zero in Scale zero of position-circle
Popular passages
Page 2 - Sin a in the direction of the Meridian and at right angles to it, being considered positive towards the North and East.
Page iv - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 1 - Equation for expressing in the usual periodic formulas the reading at any hour of the day reckoned from noon, in terms of the mean value and the hour of the day. The principal maximum values, both positive and negative, for each month as derived from the forementioned equation are as follows : — Month.
Page xli - A weighted arithmetic mean is obtained by multiplying each value by some non-negative weight before summation and then dividing the sum of the products by the sum of the weights.
Page xxvii - HUBBAKD has given a very simple table by which the values of log A, log B, log C, and log D as given in the Tab.
Page 95 - Right Ascensions and North Polar Distances of the Centre of the Sun. Oxford Mean Solar Time of Transit of Centre. RA Seconds of Tabular RA Apparent Error of Tabular RA N-.FD Seconds of Tabular NF D. Apparent Error of Tabular NI