This inheritance list is sorted roughly, but not completely, alphabetically:

[detail level 1234]

Cnovas_cat_entry	Basic astrometric data for any sidereal object located outside the solar system
Cnovas_delaunay_args	Fundamental Delaunay arguments of the Sun and Moon, from Simon section 3.4(b.3)
Cnovas_frame	A set of parameters that uniquely define the place and time of observation
Cnovas_in_space	Data for an observer's location on Earth orbit
Cnovas_matrix	A 3x3 matrix for coordinate transformations
Cnovas_object	Celestial object of interest
Cnovas_observable	Spherical and spectral coordinate set
Cnovas_observer	Observer location
Cnovas_on_surface	Data for an observer's location on the surface of the Earth, and optional local weather data for refraction calculations only
Cnovas_orbital	Keplerian orbital elements for `NOVAS_ORBITAL_OBJECT` type
Cnovas_orbital_system	Specification of an orbital system, in which orbital elements are defined
Cnovas_planet_bundle	Position and velocity data for a set of major planets (which may include the Sun and the Moon also)
Cnovas_sky_pos	Celestial object's place on the sky; contains the output from place()
Cnovas_timespec	A structure, which defines a precise instant of time that can be extpressed in any of the astronomical timescales
Cnovas_track	The spherical and spectral tracking position of a source, and its first and second time derivatives
Cnovas_transform	A transformation between two astronomical coordinate systems for the same observer location and time
Csupernovas::Constant	Various physical constants that SuperNOVAS uses for astrometric calculations, all expressed in terms of SI units
Csupernovas::Unit	Various physical units for converting quantities expressed in conventional units to SI, and vice versa
▼Csupernovas::Validating	A simple interface class handling validation checking for classes that inherit it
▼Csupernovas::Track< Equatorial >
Csupernovas::EquatorialTrack	Approximate trajectory of a source in equatorial coordinates, using a local quadratic approximation around a time instant
▼Csupernovas::Track< Horizontal >
Csupernovas::HorizontalTrack	Approximate trajectory of a source in horizontal coordinates, using a local quadratic approximation around a time instant
Csupernovas::Apparent	Apparent position on sky as seen by an observer at a specific time of observation
Csupernovas::Calendar	Type of calendar used for representing dates, such as Gregorian, Roman, or astronomical
Csupernovas::CalendarDate	A time specified in a specific type of calendar (Gregorian, Roman, or astronomical)
Csupernovas::CatalogEntry	Defines the astrometric parameters of a sidereal source, such as a star, a Galactic cloud, a distant galaxy, or a quasar
Csupernovas::EOP	IERS Earth Orientation Parameters (EOP)
Csupernovas::Equinox	An inertial equatorial coordinate system, defined by the orientation of the equator and its origin (such as the Vernal Equinox or else the Celestial Intermediate Origin), relative to which the right ascention and declination (RA/Dec) coordinates are measured
Csupernovas::Frame	An observing frame, defined by an observer location and precise time of observation
Csupernovas::Geometric	The geometric (3D) position and velocity of a source relative to an observer location
▼Csupernovas::Observer	An abstract observer location
Csupernovas::GeocentricObserver	An observer location and motion, defined relative to the geocenter, such as for an Earth-orbit satellite, or for a virtual observer located at the geocenter itself
Csupernovas::GeodeticObserver	An observer location at a geodetic (longitude, latitude, altitude) location at the surface or above it (such as in an aircraft or on balloon)
Csupernovas::SolarSystemObserver	An observer location anywhere in the Solar System, defined by its momentary barycentric position and velocity vectors
Csupernovas::Orbital	Keplerian orbital elements, for example, for a comet using parameters published by the IAU Minor Planet Center
Csupernovas::OrbitalSystem	Orbital system for Keplerian orbitals, defining the orbital plane and orientation, and the central body (such as the Sun or a planet), around which the Keplerian orbital is to be defined
▼Csupernovas::Scalar	Abstract base class for scalar quantities, expressed in standard S.I
▼Csupernovas::Angle	A representation of a regularized angle, which can be expressed in various commonly used angular units as needed
Csupernovas::TimeAngle	A representation of a regularized angle, which can also be represented as a time value in the 0 to 24 hour range
Csupernovas::Coordinate	A scalar coordinate or distance between two points in space
Csupernovas::Interval	A signed time interval between two instants of time, in the astronomical timescale of choice
Csupernovas::Pressure	A physical pressure value, which can be instantiated, and then expressed, in different commonly used pressure units (kPa, mbar, torr, atm, and more)
Csupernovas::ScalarVelocity	A scalar velocity (if signed) or speed (if unsigned)
Csupernovas::Temperature	A physical temperature value, which can be instantiated, and then expressed, in different commonly used temperature units (C, K, or F)
Csupernovas::ScalarEvolution	The evolution of a scalar quantity in time, based on a local quadratic approximation
Csupernovas::Site	An Earth-based (geodetic) observer site location, or airborne observer location
▼Csupernovas::Source	An abstract superclass for an astronomical source or target of observation
Csupernovas::CatalogSource	A sidereal source, defined by its catalog coordinates and various other available catalog parameters
▼Csupernovas::SolarSystemSource	An abstract class of an astronomical source within the Solar-system
Csupernovas::EphemerisSource	A Solar-system source, whose positions / velocities are provided from ephemeris data
Csupernovas::OrbitalSource	A Solar-system source, whose position and velocity can be calculated using Keplerian orbital elements
Csupernovas::Planet	A major planet (including Pluto), or the Sun, the Moon, the Solar-System Barycenter (SSB), the Earth-Moon Barycenter (EMB), or the Pluto-system barycenter
▼Csupernovas::Spherical	Spherical coordinates (longitude, latitude), representing a direction on sky
Csupernovas::Ecliptic	Ecliptic coordinates (l, b or λ, β), representing the direction on the sky, for a particular type of equatorial coordinate reference system, relative to the ecliptic and equinox of that system
Csupernovas::Equatorial	Equatorial coordinates (RA, Dec / α, δ), representing the direction on the sky, for a particular type of equatorial coordinate reference system, relative to the equator and equatorial origin (such as the Vernal Equinox or CIO) in that system
Csupernovas::Galactic	Galactic coordinates (l, b), representing the direction on the sky, relative to the Galactic plane and the nominal Galactic center location
Csupernovas::Horizontal	Horizontal (azimuth, elevation = Az/El) sky coordinates at a geodetic observing location, such as an observatory site, an aircraft, or a balloon
Csupernovas::Time	Precise astronomical time specification, supporting all relevant astronomical timescales (UT1, UTC, TAI, GPS, TT, TDB, TCG, and TCB)
Csupernovas::Track< CoordType >	Approximate trajectory of a source in spherical coordinates, using a local quadratic approximation around a time instant, in some coordinate system
▼Csupernovas::Vector	A generic 3D spatial vector, expressed in arbitrary units
Csupernovas::Interferometric	u, v, w projections of an interferometric station along a line of sight
▼Csupernovas::Position	A 3D physical position vector in space
Csupernovas::AstrometricPosition	The 3D geometric equatorial position of an object, relative to a reference Solar-system location and a specific instant of time, in the coordinate system of choice
Csupernovas::Velocity	A 3D physical velocity vector in space
Csupernovas::Weather	Weather data, mainly for atmopsheric refraction correction for Earth-based (geodetic) observers