/**
 * @author @thkruz Theodore Kruczek
 * @description Orbital Object ToolKit (ootk) is a collection of tools for working
 * with satellites and other orbital objects.
 * @license AGPL-3.0-or-later
 * @copyright (c) 2025 Kruczek Labs LLC
 *
 * Many of the classes are based off of the work of @david-rc-dayton and his
 * Pious Squid library (https://github.com/david-rc-dayton/pious_squid) which
 * is licensed under the MIT license.
 *
 * Orbital Object ToolKit is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Affero General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * Orbital Object ToolKit is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * Orbital Object ToolKit. If not, see <http://www.gnu.org/licenses/>.
 */
import { GroundPositionParams, Degrees, EcfVec3, EciVec3, Kilometers, LlaVec3, Radians, RaeVec3, Geodetic, BaseObjectParams } from '../main.js';
import { BaseObject } from './BaseObject.js';
import { Satellite } from './Satellite.js';
export declare class GroundObject extends BaseObject {
    name: string;
    lat: Degrees;
    lon: Degrees;
    alt: Kilometers;
    constructor(info: GroundPositionParams & BaseObjectParams);
    /**
     * Calculates the relative azimuth, elevation, and range between this GroundObject and a Satellite.
     * @param satellite The Satellite object.
     * @param date The date for which to calculate the RAE values. Defaults to the current date.
     * @returns The relative azimuth, elevation, and range values in kilometers and degrees.
     */
    rae(satellite: Satellite, date?: Date): RaeVec3<Kilometers, Degrees> | null;
    /**
     * Calculates ECF position at a given time.
     * @variation optimized version of this.toGeodetic().toITRF().position;
     * @returns The ECF position vector of the ground object.
     */
    ecf(): EcfVec3<Kilometers>;
    /**
     * Calculates the Earth-Centered Inertial (ECI) position vector of the ground object at a given date.
     * @variation optimzed version of this.toGeodetic().toITRF().toJ2000().position;
     * @param date The date for which to calculate the ECI position vector. Defaults to the current date.
     * @returns The ECI position vector of the ground object.
     */
    eci(date?: Date): EciVec3<Kilometers>;
    /**
     * Returns the latitude, longitude, and altitude of the GroundObject.
     * @returns The latitude, longitude, and altitude as an LlaVec3 object.
     */
    lla(): LlaVec3<Degrees, Kilometers>;
    /**
     * Converts the latitude, longitude, and altitude of the GroundObject to radians and kilometers.
     * @variation optimized version of this.toGeodetic() without class instantiation for better performance and
     * serialization.
     * @returns An object containing the latitude, longitude, and altitude in
     * radians and kilometers.
     */
    llaRad(): LlaVec3<Radians, Kilometers>;
    get latRad(): Radians;
    get lonRad(): Radians;
    /**
     * Creates a GroundObject object from a Geodetic position.
     * @param geodetic The geodetic coordinates.
     * @returns A new GroundObject object.
     */
    static fromGeodetic(geodetic: Geodetic): GroundObject;
    /**
     * Converts the ground position to geodetic coordinates.
     * @returns The geodetic coordinates.
     */
    toGeodetic(): Geodetic;
    /**
     * Validates the input data for the GroundObject.
     * @param info - The GroundPositionParams object containing the latitude,
     * longitude, and altitude. @returns void
     */
    private validateGroundObjectInputData_;
    isGroundObject(): boolean;
}