Latitude of center is used with the Hotine Oblique Mercator center (both two-point and azimuth) cases to define the origin of the y-coordinates. It is almost always the center of the projection. Standard parallel 1 and standard parallel 2 are used with conic projections to define the latitude lines where the scale is 1.0.

Mar 25, 2011 · On the same theme, here's a map of the mean global centre of population. Strictly speaking it should be deep inside the Earth somewhere, and confusingly locates to different points on a flat map depending on projection. a causing to jut or protrude. the act, process, or result of projecting. Also called map projection. Cartography. a systematic construction of lines drawn on a plane surface representative of and corresponding to the meridians and parallels of the curved surface of the earth or celestial sphere. Photography.