An Introduction to Practical Astronomy ...: Tables, recently computed, for facilitating the reduction of celestial observations; and a popular explanation of their construction and use
author, 1824 - Astronomical instruments
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Common terms and phrases
Aber Aberration according added altitude amount angle apparent applied approximate Latitude Argument astronomers barometer Bessel calculated Cephei co-efficient column Common computed constant contained continued corrections corresponding declination determined Diff difference Dist Draconis Ecliptic equation Example factor formula given gives Greenwich head horary horizontal parallax July latitude logarithms Long longitude lunar nutation maximum mean meridian method minutes moon moon's motion N. P. Distance natural Nautical Almanac Nonag nonagesimal noon north polar distance numbers obliquity observations obtained ONut OOOOO paral parallax planets position Prec preceding principal proper proportional Reduction refraction respectively result right ascension side sidereal signs sine solar nutation Space star's stars subtracted sun's longitude Table taken tang thermometer true Ursa VIII zenith distance