Previous | Next
van der Grinten IV
Geocart menu class: Miscellaneous
Geocart family: van der Grinten
Neither conformal nor equal area
Meridians: Central meridian is straight. Other meridians are circular, equally spaced along the Equator and concave toward the central meridian.
Parallels: Equator is straight. Other parallels are circular, equally spaced on the central meridian and concave toward the nearest pole.
Symmetry: About the central meridian or the Equator
True along the central meridian and the Equator
Great distortion of area near the 180th meridians at higher latitudes
The 90th meridians form a complete circle.
World maps, but rarely
Presented by Alphons J. van der Grinten (1852–?) of Chicago in 1904
Eisenlohr is conformal.
August Epicycloidal is conformal.
Description adapted from J.P. Snyder and P.M. Voxland, An Album of Map Projections, U.S. Geological Survey Professional Paper 1453. United States Government Printing Office: 1989.