GeodeticPosition

Part of Locations in the Python API reference.

Related guidance: concepts/locations, how-to/observe-location, how-to/pli-entities.

Runnable examples: publish_location.py, get_ecn_location.py.

from picogrid_ecn_client import GeodeticPosition

A WGS-84 position: degrees of latitude and longitude, metres of height.

GeodeticPosition(*, latitude: float, longitude: float, altitude: float)

Source · models/location.py

Fields

Name	Type	Required	Default	Constraints	Description
latitude	float	yes	—	ge=-90, le=90, finite	Finite WGS-84 latitude in decimal degrees, from -90 through 90.
longitude	float	yes	—	ge=-180, le=180, finite	Finite WGS-84 longitude in decimal degrees, from -180 through 180.
altitude	float	yes	—	finite	Finite height above the WGS-84 ellipsoid in metres.

to_ecef

Convert to EPSG:4978 Cartesian metres.

def to_ecef() -> ECEFPosition

Source · models/location.py

to_ecef_velocity

Rotate a north/east/down velocity at this position onto EPSG:4978 axes.

def to_ecef_velocity(velocity: Velocity) -> ECEFVelocity

Parameters

Name	Type	Default	Description
velocity	Velocity	—	North/east/down velocity in metres per second observed at this position.

Returns

Type	Description
ECEFVelocity	The same velocity expressed on EPSG:4978 axes.

Source · models/location.py

to_ned_velocity

Rotate a velocity on EPSG:4978 axes onto north/east/down at this position.

def to_ned_velocity(velocity: ECEFVelocity) -> Velocity

Parameters

Name	Type	Default	Description
velocity	ECEFVelocity	—	Velocity on EPSG:4978 axes in metres per second.

Returns

Type	Description
Velocity	The same velocity expressed as north/east/down at this position.

Source · models/location.py