My Projection Collection:
Compare Projections
BSAM Cylindrical vs. Gall Stereographic
BSAM Cylindrical | Gall Stereographic | |
---|---|---|
Creator | V.A. Kamenetskiy (1937) | James Gall (1855) |
Group | Cylindric | Cylindric |
Property | Compromise | Compromise |
Other Names |
|
— |
Remarks | — | — |
recommended comparisons | Gall Stereographic Tobler Cylindrical 1 Urmayev II Cylindrical |
BSAM Cylindrical Gall-Bomford Times |
This pairing is among the list of recommended pairings – but why? BSAM is a modified Gall Stereographic, with standard parallels at 30°. |
1. Comparison: Physical Map – scaled to fit
2. Comparison: Political Map – scaled to fit
BSAM Cylindrical

Gall Stereographic

3. Comparison: Silhouette Map – scaled to fit


4. Comparison: Tissot Indicatrix, 30° – scaled to fit
BSAM Cylindrical

Gall Stereographic

5. Comparison: Physical Map – scaled to same width
BSAM Cylindrical

Gall Stereographic
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6. Comparison: Political Map – scaled to same width
BSAM Cylindrical

Gall Stereographic

7. Comparison: Silhouette Map – scaled to same width


8. Comparison: Tissot Indicatrix, 30° – scaled to same width
BSAM Cylindrical

Gall Stereographic

9. Comparison: Tissot Indicatrix, 15° – scaled to fit
BSAM Cylindrical

Gall Stereographic

10. Comparison: Tissot Indicatrix, 15° – scaled to same width
BSAM Cylindrical

Gall Stereographic
