Surveying and Navigation for Geophysical ExplorationThis book outlines the newest positional tools, methods and techniques for postioning geophysical prospecting finds. These tools enable geophysicist to utilize the most complex data acquisition systems and interpretation methods. It is helpful for professionals in all activities of offshore and onshore activites. |
Contents
Field Astronomy 93 Station Geometry | 9 |
The Figure of the Earth | 13 |
Earth Rotation Timekeeping | 21 |
Copyright | |
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accuracy angle angular astronomical axis azimuth backsight boundary calculations calibration celestial central meridian compass computed coordinates correct create database datum decodes defined degrees direction display distance Earth elevation ephemeral equator Eratosthenes FIGURE filters frequency geodetic geoid geophysical grid gyrocompass horizontal intersection intervals kilometers latitude layout length locations longitude Loran Loran-C magnetic magnetic declination markers measurements megahertz Mercator projection meters methods minutes minutes of arc motion navigation system North observations offset operations orbit origin performed plane table poles position fix precision propagation prospect radio range receiver recording reference system refraction right ascension rotation satellite fixes satellite pass scale errors seconds of arc seismic sensors sidereal day signals solar sonar spheroid stars station surface survey instrument surveyor tape theodolite tion TRANSIT TRANSIT satellite transverse Mercator transverse Mercator projection traverse turn point variable velocity vertical vessel Zone