Lecture: Geodetic Coordinate Systems



Lecture: Geodetic Astronomy Concepts

Terms discussed in class.

Stars are commonly used for azimuth determination

A star's angle from true north is known as a function of time.

Celestial Sphere

Celestial Poles and Equator

Declination

Polar Distance

Zenith

Latitude

Co-latitude

Zenith Angle

PZS triangle

Sidereal Hour Angle

West Longitude

Sine Law of Spherical Trig

Cosine Law of Spherical Trig

Greenwich Hour Angle of the Star

Local Hour Angle of the Star – t

Azimuth Angle Z (or alpha)

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