CAABinaryStar_Calculate: CAABinaryStar_Calculate

In helixcn/skycalc: Computational Astronomy in R based on PJ Naughter's AA+ library

Description

CAABinaryStar_Calculate

Usage

CAABinaryStar_Calculate(t, P, T, e, a, i, omega, w)

Arguments

t	t The time given in years and decimals to perform the calculation for
P	P The period of revolution expressed in mean solar years.
T	T The time of periastron passage given in years and decimals.
e	e Eccentricity of the true orbit.
a	a The semi major axis expressed in seconds of a degree.
i	i The inclination of the plane of the true orbit in degrees to the plane at right angles to the line of sight.
omega	omega The position angle of the ascending node in degrees
w	w The longitude of the periastron in degrees.

Value

A class containing

r The radius vector of the component in arc seconds of a degree.

Theta The apparent position angle in degrees.

Rho The angular separation between the two components arc seconds of a degree.

Author(s)

C++ code by PJ Naughter, imported to R by Jinlong Zhang

References

Meeus, J. H. (1991). Astronomical algorithms. Willmann-Bell, Incorporated.

Examples

CAABinaryStar_Calculate(1980, 41.623, 1934.008, 0.2763, 0.907, 59.025, 23.717, 219.907)

helixcn/skycalc documentation built on March 31, 2021, 5:45 a.m.