My Projection Collection:
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Eckert-Greifendorff vs. Quartic Authalic
Eckert-Greifendorff | Quartic Authalic | |
---|---|---|
Creator | Max Eckert-Greifendorff (1935) | Karl Siemon (1937) |
Group | Lenticular | Pseudocylindric |
Property | Equal-area | Equal-area |
Other Names | — |
|
Remarks | — | Independently presented by Oscar Sherman Adams (1945). |
recommended comparisons | Quartic Authalic Sinusoidal |
Eckert-Greifendorff Sinusoidal |
This pairing is among the list of recommended pairings – but why? These two projections nearly identical, so you might spot the differences in direct comparision only. |
Remark: On these two projections, »scaled to fit« and »scaled to same width« will be quite identical!
1. Comparison: Physical Map – scaled to fit
2. Comparison: Political Map – scaled to fit
Eckert-Greifendorff
Quartic Authalic
3. Comparison: Silhouette Map – scaled to fit
4. Comparison: Tissot Indicatrix, 30° – scaled to fit
Eckert-Greifendorff
Quartic Authalic
Eckert-Greifendorff Tissot Indicatrix c Tobias Jung
Quartic Authalic Tissot Indicatrix c Tobias Jung
5. Comparison: Physical Map – scaled to same width
Eckert-Greifendorff
Quartic Authalic
6. Comparison: Political Map – scaled to same width
Eckert-Greifendorff
Quartic Authalic
7. Comparison: Silhouette Map – scaled to same width
8. Comparison: Tissot Indicatrix, 30° – scaled to same width
Eckert-Greifendorff
Quartic Authalic
Eckert-Greifendorff Tissot Indicatrix c Tobias Jung
Quartic Authalic Tissot Indicatrix c Tobias Jung
9. Comparison: Tissot Indicatrix, 15° – scaled to fit
Eckert-Greifendorff
Quartic Authalic
Eckert-Greifendorff Tissot Indicatrix c Tobias Jung
Quartic Authalic Tissot Indicatrix c Tobias Jung
10. Comparison: Tissot Indicatrix, 15° – scaled to same width
Eckert-Greifendorff
Quartic Authalic
Eckert-Greifendorff Tissot Indicatrix c Tobias Jung
Quartic Authalic Tissot Indicatrix c Tobias Jung