Unlike the Mercator projection, the Robinson projection has both the lines of altitude and longitude evenly spaced across the map.

What is the difference between Mercator projection and azimuthal projection?

Some projections, like the Mercator above, show loxodromes as straight lines. … These lines are the same as in the Mercator above, but the projection changes their appearance. When a projection preserves great circle routes as straight lines, we call it an azimuthal projection.

What's wrong with the Robinson projection?

The Robinson projection is neither conformal nor equal-area. It generally distorts shapes, areas, distances, directions, and angles. The distortion patterns are similar to common compromise pseudocylindrical projections. Area distortion grows with latitude and does not change with longitude.

What is the Robinson map projection used for?

The Robinson projection is unique. Its primary purpose is to create visually appealing maps of the entire world. It is a compromise projection; it does not eliminate any type of distortion, but it keeps the levels of all types of distortion relatively low over most of the map.

What is the difference between the Mercator projection and the Robinson projection?

The Robinson Projection is closer to what the world actually looks like. The Mercator Projection minimizes or makes smaller the areas of the Earth closer to the Equator, whereas the Robinson Projection is a lot closer to reality. The Mercator Projection is less accurate the further form the Equator you get.

What is the main difference between Mercator and UTM projection?

The transverse Mercator map projection is an adaptation of the standard Mercator projection which flips the cylinder 90 degrees (transverse). The UTM projection flattens the sphere 60 times by shifting the cylinder central meridian 6° for each zone. This gives cartographers a map to work with always in meters.

What are the advantages and disadvantages of the Robinson projection?

Advantage: The Robinson map projection shows most distances, sizes and shapes accurately. Disadvantage: The Robinson map does have some distortion around the poles and edges. Who uses it? The Robinson is most commonly used by students, teachers, textbooks and atlases.

What is the Mercator projection used for?

Description. Mercator is a conformal cylindrical map projection that was originally created to display accurate compass bearings for sea travel. An additional feature of this projection is that all local shapes are accurate and correctly defined at infinitesimal scale. It was presented by Gerardus Mercator in 1569.

Why is the Robinson projection better than the Mercator?

Unlike the Mercator projection, the Robinson projection has both the lines of altitude and longitude evenly spaced across the map.

Why do we use the Mercator projection?

Mercator projection, type of map projection introduced in 1569 by Gerardus Mercator. … This projection is widely used for navigation charts, because any straight line on a Mercator projection map is a line of constant true bearing that enables a navigator to plot a straight-line course.

Article first time published on

What type of map is a Robinson?

The Robinson projection is a map projection of a world map which shows the entire world at once. It was specifically created in an attempt to find a good compromise to the problem of readily showing the whole globe as a flat image.

What is the major weakness of the Mercator projection?

Disadvantages: Mercator projection distorts the size of objects as the latitude increases from the Equator to the poles, where the scale becomes infinite. So, for example, Greenland and Antarctica appear much larger relative to land masses near the equator than they actually are.

What does the Mercator projection distort?

Although the linear scale is equal in all directions around any point, thus preserving the angles and the shapes of small objects, the Mercator projection distorts the size of objects as the latitude increases from the equator to the poles, where the scale becomes infinite. …

Is Mercator more accurate than Robinson?

Robinson (1963) Robinson makes the world “look right”. Better balance of size and shape of high-latitude lands than in Mercator. Russia, Canada, and Greenland truer to size, but Greenland compressed. Directions true along all parallels and along central meridian.

Which map projection is the best?

AuthaGraph. This is hands-down the most accurate map projection in existence. In fact, AuthaGraph World Map is so proportionally perfect, it magically folds it into a three-dimensional globe. Japanese architect Hajime Narukawa invented this projection in 1999 by equally dividing a spherical surface into 96 triangles.

Which of the following is a characteristic of the Mercator projection?

Which of the following is a characteristic of the Mercator projection? The size and shape of countries in the higher latitudes are greatly exaggerated.

What is one disadvantage of the Mercator map projection?

Disadvantages: Mercator projection distorts the size of objects as the latitude increases from the Equator to the poles, where the scale becomes infinite. So, for example, Greenland and Antarctica appear much larger relative to land masses near the equator than they actually are.

What is the difference between MGRS and UTM?

The Military Grid Reference System (MGRS) is an extension of the UTM system. UTM zone number and zone character are used to identify an area 6 degrees in east-west extent and 8 degrees in north-south extent. UTM zone number and designator are followed by 100 km square easting and northing identifiers.

What is the difference between wgs84 and UTM?

The difference is that WGS 84 is a geographic coordinate system, and UTM is a projected coordinate system. Geographic coordinate systems are based on a spheroid and utilize angular units (degrees).

Does GOogle Maps use UTM coordinates?

If you have UTM coordinates will have to convert them first. SHould be able to enter lat/long in GOogle Maps, or a few other formats like Plus-Code. You still can’t enter a UTM (as far as I know) in the serach box directly, have to fiddle about and create a placemark.

What are the disadvantages of a Robinson map?

• Distortions exist on the edges of the map. …
• It offers limited benefits for navigation. …
• The Robinson projection is not equidistant. …
• It does not provide azimuthal support. …
• The projection suffers from compression in severe ways.

What do Mercator projections show accurately?

It became the standard map projection for navigation because it is unique in representing north as up and south as down everywhere while preserving local directions and shapes. … As a side effect, the Mercator projection inflates the size of objects away from the equator.

Is Mercator conformal or equal area?

Therefore, the Web Mercator coordinate system is not conformal, and besides enormous area and distance distortions away from the equator, it also does not project rhumb lines as straight lines. Two methods exist for emulating the Mercator projection used by the web services.

What is the difference between Mercator and Gnomonic projections?

Mercator projection maps are used in navigation due to their ability to label any point on the globe. The gnomonic projection projects points from a globe onto a piece of paper that touches the globe at a single point. … These projections are used to map small areas. They are often used for road and weather maps.

Is Google maps Mercator projection?

It’s a change that allows the map to more accurately display the Earth. … Up until now, Google Maps has used Mercator projection, which projects the planet onto a flat surface. While this style makes it easy to print onto maps and has largely become standardized, it presents a distorted image of the Earth.

What are Lambert coordinates?

A Lambert conformal conic projection (LCC) is a conic map projection used for aeronautical charts, portions of the State Plane Coordinate System, and many national and regional mapping systems.

Why do many geographers prefer the Robinson projection?

Geographers prefer the Robinson Projection because it shows the size and shape of most of the land quite accurately. The sizes of the oceans and and distances were also very accurate.

Which type of projection is best for someone studying Greenland?

For example, if you look at Greenland on a globe, you see it is a relatively small country near the North Pole. But look at the Mercator projection above. Greenland looks almost as big the United States. Because Greenland is closer to the pole, the continent’s shape and size are greatly increased.

Which projection is most widely used?

Because the Earth is roughly spherical, every flat map distorts our planet one way or another. The most popular version is the Mercator projection, created by Flemish cartographer Gerardus Mercator in 1569.