Putniṇš P6´

Classifications

pseudocylindric
equal-area

Graticule

Meridians: Central meridian is a straight line half as long as the equator. Other meridians are equally spaced portions of hyperbolas concave toward the central meridian.
Parallels: Unequally spaced straight parallel lines. Perpendicular to the central meridian.
Poles: Lines half the length of the equator.
Symmetry: About the central meridian or the equator.

Scale

Correct along 50°40′N/S parallels. Constant along any parallel.

Distortion

Free of distortion at 50°40′N/S on central meridian. Moderate distortion along equator and in central regions; high distortion elsewhere.

Similar projections

Wagner I is similar but has more rounded “shoulders”.
Eckert VI is practically identical.

Origin

Presented by Reinholds V. Putniṇš, 1934.

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