Spacecraft.MoonShadowTimes Method

Top 

Description

Determines the entry time, exit time, and duration of a Spacecraft's pass through the Moon's shadow. Events are reported for penumbra, umbra, or annular shadow condition geometries.

Related Methods: EarthShadowTimes, ShadowTimes

 

The shadow times are determined using a conical shadow. The three regions of the Moon's shadow are shown in the diagram below. MoonShadowTimes reports events when the Spacecraft is in the any portion of the Moon's shadow.

 

The three regions of the Moon's shadow.

The three regions of the Moon's shadow.

 
Note: This method uses a spherical model for the Moon. Use the options available in the VisibilityCalculator to exercise more control over the analysis.

 

Timing Precision Mode

This page describes functionality in nanosecond timing precision mode.

 

Overload List

Signatures

Spacecraft.MoonShadowTimes()

Spacecraft.MoonShadowTimes(TimeSpanArray, Array)

 

See also

Spacecraft Object

Spacecraft Propagation Guide

Coverage and Contact Analysis Guide