import './date_extensions.js';
import { Vec3 } from './quaternion.js';
/**
 * Bodies for which position can be computed
 */
export declare const SolarSystemBodies: {
    Mercury: string;
    Venus: string;
    EarthMoon: string;
    Mars: string;
    Jupiter: string;
    Saturn: string;
    Uranus: string;
    Neptune: string;
    Pluto: string;
};
declare type ssbodies = 'Mercury' | 'Venus' | 'EarthMoon' | 'Mars' | 'Jupiter' | 'Saturn' | 'Uranus' | 'Neptune' | 'Pluto';
/**
 *
 * Implements JPL low-precision calculations for
 * solar system ephemerides in the Heliocentric frame
 * https://ssd.jpl.nasa.gov/txt/aprx_pos_planets.pdf
 *
 *
 * @param {SolarSystemBodies} name Name of body
 * @param {Date} thedate Date to compute position for
 * @returns 3-vector representing position (meters) in Heliocentric frame
 */
export declare function bodyPosHelio(name: ssbodies, thedate: Date): Vec3;
/**
 *
 * Compute solar system body position in Earth-centered GCRS frame
 * using low-precision ephemerides provided by JPL
 *
 * @param {SolarSystemBodies} body Body for which to compute position
 * @param {Date} thedate Time for which position is computed
 * @returns Solar system body position in Earth-centered frame
 */
export declare const bodyPosGCRS: (body: ssbodies, thedate: Date) => Vec3;
export {};
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