Projection



EQUIRECT

Description
Equirectangular projection.
Syntax
EQUIRECT [1,2,3]
The EQUIRECT command has these optional parts:
Parameter Description
1 Latitude of standard parallels N&S
(Degrees portion)
2 Latitude of standard parallels N&S
(Minutes portion)
3 Latitude of standard parallels N&S
(Seconds portion)
Remarks

In MicroCAM versions 1.4 and greater. Not in CAM.

If not specified, the standard parallels (N&S) are set to 0° creating the Plate Carrée form of the projection. Other variants of the equirectangular projection can be created by setting the standard parallels to:
Std. Parallels Description
37° 30' Minimum overall scale distortion
(Ronald Miller)
43° Minimum continental scale distortion (Ronald Miller)
45° Gall Isographic
50° 28' Ronald Miller
Example
EQUIRECT 45,0,0
Selects the Equirectangular projection with standard parallels of 45° (Gall Isographic)


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