Lunar and Horary Tables: For New and Concise Methods of Performing the Calculations Necessary for Ascertaining the Longitude by Lunar Observations, Or Chronometers : with an Appendix Containing Directions for Acquiring a Knowledge of the Principal Fixed StarsWm. H. Allen and Company, 1835 - Longitude |
Common terms and phrases
58 LOGARITHMS 58 NATURAL VERSED 9 First Diff Add for Minutes Add for Seconds Add the Numbers ALDEBARAN alti App THIRD CORRECTION APPARENT DISTANCE Argo Navis astronomical Chronometer Constellation Corr CORRECTION to APPARENT D's App THIRD DEGREES Deneb Distance is greater EFFECT OF SUN'S error and rate EXAMPLE fast for mean find the Error fixed Star Greenwich Half Sum HORARY ANGLE index error Latitude lines to 3rd LOGARITHMS of NUMBERS lower limb Lunar Distances m.h. mh Moon's Apparent Altitude Moon's hor MOON'S HORIZONTAL PARALLAX natural number NATURAL VERSED SINES Nautical Almanac object observed altitude observed distance passes the meridian place of observation Pole Star Port Louis prime vertical refraction required the true Rigel right ascension SECOND CORRECTIONS SECOND DIFFERENCE Seconds of Parallax semid Sextant Ship slow for mean subtracted Sum and DIFFERENCE SUM OR DIFFERENCE Sun's Apparent Altitude true distance tude Ursa Major 이이