[DOC] [TLE] Map projection - Wikipedia [PAR] The same applies to other reference surfaces used as models for the Earth. Since 
any map projection is a representation of one of those surfaces on a plane, all... [DOC] [TLE] The Three Main Families of Map Projections - MATLAB & Simulink [PAR] Mapmakers have developed hundreds of map projections, over several thousand 
years. ... As described above, map projections are based on developable 
surfaces, ... aligns with the polar axis, parallels appear as horizontal lines and 
meridians ... azimuthal projection maps to a plane tangent to the Earth at one of 
the poles,... [DOC] [TLE] Map projection - types and distortion - Geokov logo [PAR] The three types of developable surfaces are cylinder, cone and plane, and their 
... Examples of cylindrical projections include Mercator, Transverse Mercator, .... 
Map scale distortion of a tangent cylindrical projection - SF = 1 along line of 
tangency .... USGS Decision Support System: http://mcmcweb.er.usgs.gov/DSS/ [DOC] [TLE] 2(a). Introduction to Maps - Physical Geography [PAR] For example, topographic maps abstract the three-dimensional real world at a 
reduced scale on a two-dimensional plane of paper. ... Figure 2a-1: The following 
specialized weather map displays the surface ... Mercator maps are used in 
navigation because a line drawn between two points of the Earth has true 
direction. [DOC] [TLE] Map projections - ITC [PAR] The first example are the mapping equations used for the Mercator projection: ... 
Then, the reference surface is intersected along one closed line (plane) or two .... 
there map coordinate system from a projection with a secant map surface for... [DOC] [TLE] Map Projections Poster - USGS Eastern Geographic Science Center [PAR] Aug 3, 2006 ... The mapmaker must select the one best suited to the needs, reducing ... Every 
flat map misrepresents the surface of the Earth in some way. ... For example, the 
basic Mercator projection is unique; it yields the only map on which ... On an 
equidistant map, distances are true only along particular lines such as... [DOC] [TLE] Math 396. Map making 1. Motivation When a cartographer makes a ... [PAR] For example, if two curves that cross transversally on the surface of the earth are 
... lines of sight from the current position (e.g., planes flying along a loxodrome in 
order to get to a ... The Mercator projection achieves such angle preservation, but 
..... our parameterization of the sphere with the spherical coordinate system. [DOC] [TLE] A Look at the Mercator Projection ~ GIS Lounge [PAR] Jan 13, 2014 ... A conformal projection is one that preserves an area's local angles and shapes, 
... In addition, there are three projection types that are based on different surfaces 
to ... a projection, a cone for the conic and a flat plane for the azimuthal. ... 
Mercator found that to keep the rhumb lines straight he had to make... [DOC] [TLE] Map Projections, Geography Glossary - EnchantedLearning.com [PAR] A projection is a representation of one thing onto another, such as a curved ... are 
often called equal-area maps (an example is the Albers equal-area conic map). 
... Lines of latitude are parallel to the equator, but lines of longitude are curved in 
... are projected onto a plane (a flat surface) yielding a rectangular-shaped map. [DOC] [TLE] What is a Map Projection? ~ GIS Lounge [PAR] Dec 27, 2002 ... The sphere or ellipsoid are not applicable with a plane surface so any ... The 
scale for a flat map can only be true along one or two lines or points (tangent ... 
Mercator projection wraps a cylinder around the earth; the distance from the ... 
While we generally think of GIS applied to objects or systems on Earth,... [DOC] [TLE] Map Scale, Coordinate Systems, and Map Projections [PAR] For example, it is common to see one inch represents one kilometer or 
something ... and its features are represented is a critical part of both map making 
and GISs. ... we need to define how the lines of latitude and longitude will be 
oriented and ... and longitude on the surface of the earth to x and y coordinates 
on a

Question: In mapmaking the Mercator is one example of this, a system of lines on a plane surface
Answer: a projection