metre
EPSG
1995-06-02
Adopted 1967 for use in West Malaysia. Applies Benoit 1898 inch-metre ratio of 39.370113 to Everest 1830 original definition of a and 1/f but with a taken to be in British rather than Indian feet.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Ellipsoid", "name": "Everest 1830 Modified", "semi_major_axis": 6377304.063, "inverse_flattening": 300.8017, "id": { "authority": "EPSG", "code": 7018 } }