International Map of the World Polyconic¶
Classification |
Pseudoconical |
Available forms |
Forward and inverse, spherical and ellipsoidal |
Defined area |
Global |
Alias |
imw_p |
Domain |
2D |
Input type |
Geodetic coordinates |
Output type |
Projected coordinates |
proj-string: +proj=imw_p +lat_1=30 +lat_2=-40¶
Parameters¶
Required¶
-
+lat_1=<value>¶ First standard parallel.
Defaults to 0.0.
-
+lat_2=<value>¶ Second standard parallel.
Defaults to 0.0.
Optional¶
-
+lon_0=<value>¶ Longitude of projection center.
Defaults to 0.0.
-
+R=<value>¶ Radius of the sphere given in meters. If used in conjunction with
+ellps,+Rtakes precedence.
-
+x_0=<value>¶ False easting.
Defaults to 0.0.
-
+y_0=<value>¶ False northing.
Defaults to 0.0.