Ephemeris class abstract interface

A source of positions and velocities of solar system bodies: JPL SPK files (SpkEphemeris) or any other implementation, e.g. a compact format. All calculations of the engine take an Ephemeris.

Implementers

Properties

hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

covers(int target, double et) → bool
Whether there is data for target at et (TDB seconds past J2000).
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
state(int target, int center, double et) → StateVector
Position and velocity of target relative to center (NAIF codes) at et (TDB seconds past J2000), in the ICRF/J2000 frame, in km and km/s.
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited