Results of Meteorological Observations Made ..., Volume 22 |
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Page
... 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 Divisions of the Circle Corrections for ...
... 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 Divisions of the Circle Corrections for ...
Page
... Corrections for Index Errors Mean Solar Times . MEASURES OF DOUBLE STARS . Method of Observation · • Value of the Scale · Determination of the Zero of the Position - Circle CATALOGUE OF THE DISTANCES AND ANGLES OF POSITION OF THE DOUBLE ...
... Corrections for Index Errors Mean Solar Times . MEASURES OF DOUBLE STARS . Method of Observation · • Value of the Scale · Determination of the Zero of the Position - Circle CATALOGUE OF THE DISTANCES AND ANGLES OF POSITION OF THE DOUBLE ...
Page viii
... Correction to mean of wires = Equat ' . Interval × 3600 + I 3600 Sin Geoc . Z.D. X × Sec . Decl " . Sin App . Z.D. Transit Telescope Micrometer . - It has been stated that the screw of this micrometer gives motion , east or west , to ...
... Correction to mean of wires = Equat ' . Interval × 3600 + I 3600 Sin Geoc . Z.D. X × Sec . Decl " . Sin App . Z.D. Transit Telescope Micrometer . - It has been stated that the screw of this micrometer gives motion , east or west , to ...
Page ix
... corrected for the diurnal aberration , is the error of collimation . As Mr. Quirling and Mr. Lucas differed somewhat in their results for collimation , it has been thought best to use the value deduced on every evening of observation ...
... corrected for the diurnal aberration , is the error of collimation . As Mr. Quirling and Mr. Lucas differed somewhat in their results for collimation , it has been thought best to use the value deduced on every evening of observation ...
Page xi
... corrections to Apparent R. A. of the circumpolar stars given above , the terms depending upon 2 ) have been taken ... corrected for clock - rate and change of R. A. in twelve hours , ) are affected by these factors multiplied into the re ...
... corrections to Apparent R. A. of the circumpolar stars given above , the terms depending upon 2 ) have been taken ... corrected for clock - rate and change of R. A. in twelve hours , ) are affected by these factors multiplied into the re ...
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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