Results of Meteorological Observations Made ..., Volume 22 |
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Page xxxiii
... moon the correction for motion in the interval has also been applied . It has been the practice , as at Greenwich , to make several bisections of the moon's limb as it is passing the vertical wires , and the observation for each ...
... moon the correction for motion in the interval has also been applied . It has been the practice , as at Greenwich , to make several bisections of the moon's limb as it is passing the vertical wires , and the observation for each ...
Page xliii
... Moon's centre are derived from the observations of the limb by application of the Nautical Almanac " duration of passage of semi - diameter . " The tabular R.A. is found by applying to the R.A. of the limb given in the Section of Moon ...
... Moon's centre are derived from the observations of the limb by application of the Nautical Almanac " duration of passage of semi - diameter . " The tabular R.A. is found by applying to the R.A. of the limb given in the Section of Moon ...
Page xliv
Radcliffe Observatory. The observed N.P.D.'s of the Moon's centre are corrected for dis- cordance of direct and reflexion results , for assumed error of colati- tude , and for flexure . The tabular N. P. D.'s are taken from the Section of ...
Radcliffe Observatory. The observed N.P.D.'s of the Moon's centre are corrected for dis- cordance of direct and reflexion results , for assumed error of colati- tude , and for flexure . The tabular N. P. D.'s are taken from the Section of ...
Page xlviii
... Moon . The observations were made with the telescope of the Heliometer , and the clock was compared with the transit ... moon's centre ( A and D ) , and the horizontal equatorial parallax and semi - diameter ( P and S ) were interpolated ...
... Moon . The observations were made with the telescope of the Heliometer , and the clock was compared with the transit ... moon's centre ( A and D ) , and the horizontal equatorial parallax and semi - diameter ( P and S ) were interpolated ...
Page l
... moon's centre and the corresponding point , a = A a and d DA , from whence the geocentric distance of the point from the centre of the moon is easily found ; and is equated to the moon's geocentric n semi - diameter increased by part ...
... moon's centre and the corresponding point , a = A a and d DA , from whence the geocentric distance of the point from the centre of the moon is easily found ; and is equated to the moon's geocentric n semi - diameter increased by part ...
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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