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Compare Projections

Equirectangular (60°) vs. Tobler’s World in a Square

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Projection No. 1:

Projection No. 2:

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  Equirectangular (60°) Tobler’s World in a Square
Creator Marinus of Tyre (about AD 100) Waldo Tobler (1993)
Group Cylindric Cylindric
Property Equidistant Equal-area
Other Names
  • Tobler’s Equal-area World in a Square
Remarks Here: Standard parallels at 60° North/South in order to get a map that is exactly square.

I added this specific configuration in March 2020. I’ve never seen it before, but it’s not unlikely that someone somewhere did use it before.
Cylindrical equal-area with standard parallels at 55°39′14″ (= 55.65389°) north and south, resulting in a square exactly.
recommended comparisons Tobler’s World in a Square Equirectangular (60°)
This pairing is among the list of recommended pairings – but why?
To show the difference of a square equal-area projection and a projection with equally spaced parallels.

1. Comparison: Physical Map – scaled to fit

Equirectangular (60°)
Equirectangular (60°)
Tobler’s World in a Square
Tobler’s World in a Square

2. Comparison: Silhouette Map – scaled to fit

Click on projection’s name to hide it
Grey areas: Superimposition of projections
Equirectangular (60°) Silhouette Map
Tobler’s World in a Square Silhouette Map

3. Comparison: Tissot Indicatrix, 30° – scaled to fit

Equirectangular (60°)
Equirectangular (60°) Tissot Indicatrix
Tobler’s World in a Square
Tobler’s World in a Square Tissot Indicatrix

4. Comparison: Physical Map – scaled to same width

Equirectangular (60°)
Equirectangular (60°)
Tobler’s World in a Square
Tobler’s World in a Square

5. Comparison: Silhouette Map – scaled to same width

Click on projection’s name to hide it
Grey areas: Superimposition of projections
Equirectangular (60°) Silhouette Map
Tobler’s World in a Square Silhouette Map

6. Comparison: Tissot Indicatrix, 30° – scaled to same width

Equirectangular (60°)
Equirectangular (60°) Tissot Indicatrix
Tobler’s World in a Square
Tobler’s World in a Square Tissot Indicatrix

7. Comparison: Tissot Indicatrix, 15° – scaled to fit

Equirectangular (60°)
Equirectangular (60°) Tissot Indicatrix
Tobler’s World in a Square
Tobler’s World in a Square Tissot Indicatrix

8. Comparison: Tissot Indicatrix, 15° – scaled to same width

Equirectangular (60°)
Equirectangular (60°) Tissot Indicatrix
Tobler’s World in a Square
Tobler’s World in a Square Tissot Indicatrix
 

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