Advanced Surveying

Unit 1

Field astronomy - definitions - solution of an astronomical triangle - co-ordinate systems - time - solar, siderial and standard equation of time - sundial - determination of time, azimuth, latitude and longitude. Map Projection: introduction - methods of projection.

Unit 2

Electronic distance measurement – principle – reduction of E.D.M lines - geodimeter – tellurimeter - total station – global positioning system.

Photogrammetry – terrestrial and aerial photogrammetry – heights and distances fromphotographs – flight planning – elements of stereoscopy – photo mosaic – photo interpretation – applications of photogrammetry.

Unit 3

Remote sensing – introduction – electromagnetic radiation – target interactions – remote sensing systems – remote sensing from space – applications of remote sensing.