...upon this subject, as well as to Doolittle's and Chauvenet's Practical Astronomies. The astronomic latitude of a point on the surface of the earth is the angle between the line of action of gravity at that station and the plane of the equator. It is measured...

...upon this subject, as well as to Doolittle's and Chauvenet's Practical Astronomies. The astronomic latitude of a point on the surface of the earth is the angle between the line of action of gravity at that station and the plane of the equator. It is measured...

...upon this subject, as well as to Doolittle's and Chauvenet's Practical Astronomies. The astronomic latitude of a point on the surface of the earth is the angle between the line of action of gravity at that station and the plane of the equator. It is measured...

...seconds, depending on the circumstances surrounding the observations. LATITUDE 106. General Principles. The latitude of a point on the surface of the earth is its angular distance from the equator in a meridional plane. In Fig. 49 the ellipse WNES represents...

...on the celestial sphere along the meridian from the equator to the zenith. The astronomic longitude of a point on the surface of the earth is the angle between the meridian plane of that point and some arbitrarily chosen meridian plane. The meridian of...

...W." "Longitude 70° E." means in 70° east longitude. The letter в is used to designate longitude. The latitude of a point on the surface of the earth is the number of degrees it is north or south of the equator, measured along a meridian. Latitude is positive...