supernovas Namespace Reference

Classes
class	Angle
	A representation of a regularized angle, which can be expressed in various commonly used angular units as needed. More...
class	Apparent
	Apparent position on sky as seen by an observer at a specific time of observation. More...
class	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. More...
class	Calendar
	Type of calendar used for representing dates, such as Gregorian, Roman, or astronomical. More...
class	CalendarDate
	A time specified in a specific type of calendar (Gregorian, Roman, or astronomical). More...
class	CatalogEntry
	Defines the astrometric parameters of a sidereal source, such as a star, a Galactic cloud, a distant galaxy, or a quasar. More...
class	CatalogSource
	A sidereal source, defined by its catalog coordinates and various other available catalog parameters. More...
class	Constant
	Various physical constants that SuperNOVAS uses for astrometric calculations, all expressed in terms of SI units. More...
class	Coordinate
	A scalar coordinate or distance between two points in space. More...
class	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. More...
class	EOP
	IERS Earth Orientation Parameters (EOP). More...
class	EphemerisSource
	A Solar-system source, whose positions / velocities are provided from ephemeris data. More...
class	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. More...
class	EquatorialTrack
	Approximate trajectory of a source in equatorial coordinates, using a local quadratic approximation around a time instant. More...
class	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. More...
class	Frame
	An observing frame, defined by an observer location and precise time of observation. More...
class	Galactic
	Galactic coordinates (l, b), representing the direction on the sky, relative to the Galactic plane and the nominal Galactic center location. More...
class	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. More...
class	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). More...
class	Geometric
	The geometric (3D) position and velocity of a source relative to an observer location. More...
class	Horizontal
	Horizontal (azimuth, elevation = Az/El) sky coordinates at a geodetic observing location, such as an observatory site, an aircraft, or a balloon. More...
class	HorizontalTrack
	Approximate trajectory of a source in horizontal coordinates, using a local quadratic approximation around a time instant. More...
class	Interferometric
	u, v, w projections of an interferometric station along a line of sight. More...
class	Interval
	A signed time interval between two instants of time, in the astronomical timescale of choice. More...
class	Observer
	An abstract observer location. More...
class	Orbital
	Keplerian orbital elements, for example, for a comet using parameters published by the IAU Minor Planet Center. More...
class	OrbitalSource
	A Solar-system source, whose position and velocity can be calculated using Keplerian orbital elements. More...
class	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. More...
class	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. More...
class	Position
	A 3D physical position vector in space. More...
class	Pressure
	A physical pressure value, which can be instantiated, and then expressed, in different commonly used pressure units (kPa, mbar, torr, atm, and more). More...
class	Scalar
	Abstract base class for scalar quantities, expressed in standard S.I. More...
class	ScalarEvolution
	The evolution of a scalar quantity in time, based on a local quadratic approximation. More...
class	ScalarVelocity
	A scalar velocity (if signed) or speed (if unsigned). More...
class	Site
	An Earth-based (geodetic) observer site location, or airborne observer location. More...
class	SolarSystemObserver
	An observer location anywhere in the Solar System, defined by its momentary barycentric position and velocity vectors. More...
class	SolarSystemSource
	An abstract class of an astronomical source within the Solar-system. More...
class	Source
	An abstract superclass for an astronomical source or target of observation. More...
class	Spherical
	Spherical coordinates (longitude, latitude), representing a direction on sky. More...
class	Temperature
	A physical temperature value, which can be instantiated, and then expressed, in different commonly used temperature units (C, K, or F). More...
class	Time
	Precise astronomical time specification, supporting all relevant astronomical timescales (UT1, UTC, TAI, GPS, TT, TDB, TCG, and TCB). More...
class	TimeAngle
	A representation of a regularized angle, which can also be represented as a time value in the 0 to 24 hour range. More...
class	Track
	Approximate trajectory of a source in spherical coordinates, using a local quadratic approximation around a time instant, in some coordinate system. More...
class	Unit
	Various physical units for converting quantities expressed in conventional units to SI, and vice versa. More...
class	Validating
	A simple interface class handling validation checking for classes that inherit it. More...
class	Vector
	A generic 3D spatial vector, expressed in arbitrary units. More...
class	Velocity
	A 3D physical velocity vector in space. More...
class	Weather
	Weather data, mainly for atmopsheric refraction correction for Earth-based (geodetic) observers. More...

Functions
Vector	operator* (double factor, const Vector &v)
	Returns a scaled version of the vector in the right-hand side with the factor on the left-hand side.

Function Documentation

operator*()

Vector supernovas::operator*	(	double	factor,
		const Vector &	v )

Returns a scaled version of the vector in the right-hand side with the factor on the left-hand side.

Parameters

factor	the scaling factor on the left-hand side
v	the vector on the right-hand side

Returns

a new vector that is the scaled version of the input vector by the specified factor.

Since

1.6

References supernovas::Validating::is_valid().