An Introduction to Practical Astronomy ...: Tables, recently computed, for facilitating the reduction of celestial observations; and a popular explanation of their construction and useauthor, 1824 |
Expressions et termes fréquents
48 principal Stars Aldebaran altitude annual precession annual variation apparent approx approximate Latitude APPROXIMATE PARALLAX Aquilæ Arg.2 Long ascension and declination astronomers Barom barometer Bessel Cassiop Cephei co-lat column computed CORRECTIONS of 48 cosec Cygni determined Diff Dist Draconis Ecliptic equation Example formula given gives Greenwich Herculis Horary Angle horizontal parallax Leonis logarithms lunar nutation mean anomaly Mean Longitude MEAN REFRACTIONS meridian moon MOON'S PARALLAX N. P. Distance Nautical Almanac Nonag noon North Kilworth north polar distance Nut.Nut obliq obliquity observations Ophiuchi Orionis paral parallax in longitude Pegasi Perigee Persei Piazzi planets Pole Star Prec proper motion Reduction right ascension semi-diameter sidereal sine solar nutation subtracted sun's longitude TABLE 13 TABLE of Aberration tabular number tabular quantity tang Tauri Ther thermometer true longitude Ursæ Maj Virginis zenith distance