Results of Meteorological Observations Made ..., Volume 22 |
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Results 1-5 of 10
Page i
... greater portion of the Transit Observations made with the Transit Circle were reduced by Mr. Quirling . INSTRUMENTS . — A great organic change was made in the year 1862 by the discontinuance of the use of the Transit Instrument and Meri ...
... greater portion of the Transit Observations made with the Transit Circle were reduced by Mr. Quirling . INSTRUMENTS . — A great organic change was made in the year 1862 by the discontinuance of the use of the Transit Instrument and Meri ...
Page xviii
... greater than in succeeding years ) , and , if these are not due to errors of observation , they would tend to show that the piers had not acquired sufficient steadiness . Clock - Error . - The assumed mean right ascensions of the stars ...
... greater than in succeeding years ) , and , if these are not due to errors of observation , they would tend to show that the piers had not acquired sufficient steadiness . Clock - Error . - The assumed mean right ascensions of the stars ...
Page xxxvi
... greater than that obtained at Greenwich in the same year by 1.70 . Thus , For Greenwich , Seconds of Mean R. A. Oxford 8 . = 40'52 ( 67 observations ) , = 42 22 ( 72 observations ) . In the year 1863 , from observations not yet ...
... greater than that obtained at Greenwich in the same year by 1.70 . Thus , For Greenwich , Seconds of Mean R. A. Oxford 8 . = 40'52 ( 67 observations ) , = 42 22 ( 72 observations ) . In the year 1863 , from observations not yet ...
Page xliii
... greater portion of the transits of the Sun were taken by Mr. Lucas the series cannot be considered to be available for the correction of the assumed equinox . The tabular R. A.'s are taken from the Nautical Almanac , corrected for ...
... greater portion of the transits of the Sun were taken by Mr. Lucas the series cannot be considered to be available for the correction of the assumed equinox . The tabular R. A.'s are taken from the Nautical Almanac , corrected for ...
Page xliv
... greater part of their lengths inside the telescope - tube . There are two scales for each half - glass formed of slips of silver ; one on the outside of the brass plates , and one inside the telescope - tube , near the object- glass ...
... greater part of their lengths inside the telescope - tube . There are two scales for each half - glass formed of slips of silver ; one on the outside of the brass plates , and one inside the telescope - tube , near the object- glass ...
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Common terms and phrases
air-thermometers to reduce Angles of Position Apparent Error Aquarii Aquilæ Assumed value Assumed zero Barograph Barom bluish Boötis Cancri Capricorni cession in N.P.D. Ceti Circle Cloudy Comet Concluded Scale Readings Dead calms depends on Lacaille determining stars Distances from Zero Eridani Error of Tabular Geminorum Greenwich Mean Groombr Groombridge h. m. div Heliometer Herculis Highest in sunshine Inches July 14 July 21 June 11 June 23 June 9 Leonis Libræ Lowest on grass Mags Mean N.P.D. Mean R.A. Measures in Arc mometers Name of Star Nautical Almanac Number of Obs Observatory Obsr Ophiuchi Overcast Pegasi Perigee Piscium Polar Diameter Polaris RADCLIFFE OBSERVATIONS RADCLIFFE OBSERVATORY Reflexion Right Ascensions Sagittarii Scale Divisions self-registering max Self-Registering Ther Sept Serpentis Showers Sidereal Table Tauri unsteady Ursa Minoris Virginis wires Zero in Scale zero of position-circle دو
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