@openglobus/og/lib/astro/astro.d.ts

[openglobus](https://www.openglobus.org/) is a javascript/typescript library designed to display interactive 3d maps and planets with map tiles, imagery and vector data, markers, and 3D objects. It uses the WebGL technology, open source, and completely fr

import { type JulianDate } from "./jd";
/**
 * Angle between J2000 mean equator and the ecliptic plane.
 * 23 deg 26' 21".448 (Seidelmann, _Explanatory Supplement to the
 * Astronomical Almanac_ (1992), eqn 3.222-1.
 * @const
 * @type{number}
 */
export declare const J2000_OBLIQUITY = 23.4392911;
/**
 * IAU 1976 value
 * @const
 * @type{number}
 */
export declare const AU_TO_METERS = 149597870000;
/**
 * Terrestrial and atomic time difference.
 * @const
 * @type{number}
 */
export declare const TDT_TAI = 32.184;
/**
 * Earth gravitational parameter product of gravitational constant G and the mass M of the Earth.
 * @const
 * @type{number}
 */
export declare const EARTH_GRAVITATIONAL_PARAMETER = 398600435000000;
/**
 * Sun gravitational parameter product of gravitational constant G and the mass M of the Sun.
 * @const
 * @type{number}
 */
export declare const SUN_GRAVITATIONAL_PARAMETER = 132712440018000000000;
/**
 * Converts atomic time to barycentric dynamical time.
 * @param {JulianDate} tai - Atomic time.
 * @returns {JulianDate} - returns barycentric dynamical time.
 */
export declare function TAItoTDB(tai: JulianDate): JulianDate;