An Introduction to Practical Astronomy: With a Collection of Astronomical Tables

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Harper, 1884 - Astronomical instruments - 505 pages
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Contents

demonstrated in this Work
345
Collection of Trigonometrical Formulae
352
Positions of the principal Foreign Observatories
357
Latitudes and Longitudes of places in the United States _
358
To convert Hours etc into decimals of a Day and vice versa
359
To convert Intervals of Solar Time into Intervals of Sidereal Time
360
To convert Intervals of Sidereal Time into Intervals of Solar Time
361
To convert Degrees into Sidereal Time
362
To convert Sidereal Time into Degrees
363
Bessels Refractions
364
Coeflicients of the Errors of the Transit Instrument
366
Reduction to the Meridian
368
Equation of Equal Altitudes of the Sun
372
Length of a Degree of Longitude and Latitude etc
374
Augmentation of the Moons Semidiameter
378
Parallax of the Sun and Planets at diflerent Altitudes
379
Moons Parallax for Cambridge Observatory
380
Parallactic Angles for Washington Observatory
384
Correction to Moons Declination in computing an Eclipse
385
Semidiurnal Arcs
386
To convert Millimeters into English Inches
388
To convert English Inches into Millimeters
389
To determine Altitudes with the Barometer
390
Coeflicients for Interpolation by Differences
394
To compare the Centesimal Thermometer with Fahrenheifis
397
Height of Barometer corresponding to Temperature of boiling VVater
398
Depression of Mercury in Glass Tubes
399
Catalogue of 1500 Stars 400
426
Secular Variation of the Annual Procession in Right Ascension
460
Secular Variation of the Annual Precession in North Polar Di5tflYlC8
461
Elements of the Planetary System
462
Elements of the Satellites
463
Elements of the Asteroids
464
For Sines and Tangents of small Arcs
466
Numbers often used in Calculations 453
475

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