/**
 * @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/>.
 */
export type Egm96Entry = [number, number, number, number];
export declare class Egm96Data {
    private readonly coeffs_;
    constructor(coeffs: Egm96Entry[]);
    /**
     * Create a new [Egm96Data] container given a list of EGM-96
     * coefficient tuples [vals].
     * @param vals List of EGM-96 coefficient tuples.
     * @returns A new [Egm96Data] object.
     */
    static fromVals(vals: Egm96Entry[]): Egm96Data;
    getCoeffs(l: number, m: number): Egm96Entry;
    private static index_;
}
export declare const egm96Data: Egm96Data;