astro::ephemeris::LongitudeRate Struct Reference

A signed instantaneous longitude rate; a negative value means longitude is decreasing at that instant. More...

#include <ephemeris.hpp>

Public Attributes
double	deg_per_tt_day

Detailed Description

A signed instantaneous longitude rate; a negative value means longitude is decreasing at that instant.

Note

Near a station its sign can differ from astro::planet::geocentric_coord::is_retrograde (planet.hpp), which tests the longitude change across one day.

Member Data Documentation

deg_per_tt_day

double astro::ephemeris::LongitudeRate::deg_per_tt_day

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The documentation for this struct was generated from the following file:

• ephemeris.hpp