sailfish.physics.kepler.OrbitalOrientation

class sailfish.physics.kepler.OrbitalOrientation(cm_position_x: float, cm_position_y: float, cm_velocity_x: float, cm_velocity_y: float, periapse_argument: float, periapse_time: float)[source]

Bases: NamedTuple

The position, velocity, and orientation of a two-body orbit

__init__()

Methods

`__init__`()
`count`(value, /)	Return number of occurrences of value.
`index`(value[, start, stop])	Return first index of value.

Attributes

`cm_position_x`	Alias for field number 0
`cm_position_y`	Alias for field number 1
`cm_velocity_x`	Alias for field number 2
`cm_velocity_y`	Alias for field number 3
`periapse_argument`	Alias for field number 4
`periapse_time`	Alias for field number 5

cm_position_x: float: Alias for field number 0

cm_position_y: float: Alias for field number 1

cm_velocity_x: float: Alias for field number 2

cm_velocity_y: float: Alias for field number 3

count(value, /): Return number of occurrences of value.

index(value, start=0, stop=9223372036854775807, /)

Return first index of value.

Raises ValueError if the value is not present.

periapse_argument: float: Alias for field number 4

periapse_time: float: Alias for field number 5