Aquaculture Engineering (2+1)

Meridian - True meridian

Unit 1- Surveying

Compass surveying

Systems of angular measurement

Meridian

True meridian
True meridian through a point is the line, in which a plane passing through that point and the north and south poles, intersects with the surface of the earth. It, thus passes through the true north and south.

True bearing
True bearing of a line is the horizontal angle, which it makes with the true meridian passing through one of the extremities of the line.