constants

Constants used by SORTS from various sources.

Module summary

Classes

WGS72

World Geodetic System 1972 constants.

WGS84

World Geodetic System 1984 constants.

Contents

WGS72

class sorts.constants.WGS72[source]

Bases: object

World Geodetic System 1972 constants.

MU_earth = 398600800000000.0

float: Standard gravitational parameter of the Earth using the WGS72 convention.

M_earth = 5.972173860929236e+24

float: Mass of the Earth using the WGS72 convention.

WGS84

class sorts.constants.WGS84[source]

Bases: object

World Geodetic System 1984 constants.

a = 6378137.0

float: semi-major axis parameter in meters of the World Geodetic System 1984 (WGS84)

b = 6356752.3142

float: semi-minor axis parameter in meters of the World Geodetic System 1984 (WGS84)

e1sq = 0.00673949674228

float: e1sq parameter in meters of the World Geodetic System 1984 (WGS84)

esq = 0.00669437999014

float: esq parameter in meters of the World Geodetic System 1984 (WGS84)

f = 0.0033528106647474805

float: f parameter of the World Geodetic System 1984 (WGS84)