Results of Meteorological Observations Made ..., Volume 22 |
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... Apparent to Mean R.A. of Stars Correction to the Tabular Diameter of Venus REDUCTION OF THE OBSERVATIONS OF ZENITH DISTANCE Value of the Screw of the Telescope Declination - Micrometer Flexure of the Telescope . . Errors of the ...
... Apparent to Mean R.A. of Stars Correction to the Tabular Diameter of Venus REDUCTION OF THE OBSERVATIONS OF ZENITH DISTANCE Value of the Screw of the Telescope Declination - Micrometer Flexure of the Telescope . . Errors of the ...
Page x
... Error of Level depends , therefore , on that for the line of collimation ... Apparent Right Ascensions accurately computed from the Radcliffe Catalogue ... Error , with the Authorities for Right Ascension . Assumed Appro- ' Authority Name ...
... Error of Level depends , therefore , on that for the line of collimation ... Apparent Right Ascensions accurately computed from the Radcliffe Catalogue ... Error , with the Authorities for Right Ascension . Assumed Appro- ' Authority Name ...
Page xi
... Apparent R. A. of the circumpolar stars given above , the terms depending upon 2 ) have been taken into account . The method of deducing the amount of azimuthal - error needs scarcely any explanation . Two tables of factors for the errors ...
... Apparent R. A. of the circumpolar stars given above , the terms depending upon 2 ) have been taken into account . The method of deducing the amount of azimuthal - error needs scarcely any explanation . Two tables of factors for the errors ...
Page xxiii
... Apparent Right Ascension of each of the stars observed for the determination of clock - error with the time of transit corrected for the three errors gives an error of the clock , and the mean of all the errors observed on any evening ...
... Apparent Right Ascension of each of the stars observed for the determination of clock - error with the time of transit corrected for the three errors gives an error of the clock , and the mean of all the errors observed on any evening ...
Page xxvii
... Apparent Right Ascensions of all observed . objects are found . For reduction to Mean R. A. of stars for Jan. 1 ... error under the form + y x tabular diameter , we obtain the two equations- from which we find and 11x + 3516 × y = 11x + 1106 ...
... Apparent Right Ascensions of all observed . objects are found . For reduction to Mean R. A. of stars for Jan. 1 ... error under the form + y x tabular diameter , we obtain the two equations- from which we find and 11x + 3516 × y = 11x + 1106 ...
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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