Orbis.Encounter.Frame (Orbis v0.9.1)

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Relative encounter geometry at a common epoch.

Defines an orthonormal encounter frame and the relative state used by conjunction and collision-probability calculations.

Axes:

  • x_hat: In-plane cross-track axis.
  • y_hat: Along relative velocity.
  • z_hat: Encounter-plane normal.

Summary

Types

t()

@type t() :: %Orbis.Encounter.Frame{
  miss_km: float(),
  relative_position_km: vec3(),
  relative_speed_km_s: float(),
  relative_velocity_km_s: vec3(),
  x_hat: vec3(),
  y_hat: vec3(),
  z_hat: vec3()
}

vec3()

@type vec3() :: {float(), float(), float()}