Map projections

Commonly, a map projection is a systematic transformation of the latitudes and longitudes of locations on the surface of a sphere or an ellipsoid into locations on . Cet article est partiellement ou en totalité issu de l’article de pédia en anglais intitulé List of map projections (voir la liste des auteurs). Datum and map projections for remote sensing, GIS and surveying, Whittles Publishing, UK, 1pp.

Everything you always wanted to know about map projections, and then some. It turns out Monday was Steve Waterman’s birthday. His site has posters of his map, plus maybe the world’s only Winkel Tripel-critiquing poetry. A map projection is a mathematically described technique of how to represent the Earth’s curved surface on a flat map. To represent parts of the surface of the . A map projection is used to portray all or part of the round Earth on a flat surface.

This cannot be done without some distortion. Aitoff, August, Baker, Boggs, Bonne, Bromley, Collignon, Craster Parabolic, Eckert I, Eckert II, Eckert III . A comprehensive introduction to map projections, and types of projections based on developable surfaces and distortion patterns. Cartographers face the orange peel problem when mapping the surface of Earth onto a flat piece of paper. Most map projections can be categorized into three families based on the cylinder, cone, and plane geometric shapes.

Maps wrapped on a globe show advantages and limitations of selected projections. Comparing equatorial maps at identical scales tangent to a globe is an .

Map projections: the azimuthal group of projections. If you have data that’s on a particular map projection, you can easily project it onto a different map . A map projection is one of many methods used to represent the 3-dimensional surface of the earth or other round body on a 2-dimensional . Map projections are one of the fundamental concepts of geography and cartography. Selecting the right map projection is one of the important . Map projections are a crucial issue for the worldmapper project because the maps (respectively cartograms) are basically some sort of .