import type { Observer } from "../types.js";
import type { BodyLimb, EventRefraction, SolarSystemBodyName, SolarSystemEvents, SolarSystemObservationOptions } from "./types.js";
export interface TwilightEvents {
    readonly date: Date;
    readonly sunrise?: Date;
    readonly sunset?: Date;
    readonly civilDawn?: Date;
    readonly civilDusk?: Date;
    readonly nauticalDawn?: Date;
    readonly nauticalDusk?: Date;
    readonly astronomicalDawn?: Date;
    readonly astronomicalDusk?: Date;
}
export declare function calculateSolarSystemEvents(input: {
    readonly body: SolarSystemBodyName;
    readonly observer: Observer;
    readonly date: Date;
    readonly limb?: BodyLimb;
    readonly refraction?: EventRefraction;
    readonly horizonDegrees?: number;
    readonly samples?: number;
    readonly observation?: SolarSystemObservationOptions;
}): SolarSystemEvents;
export declare function calculateTwilight(observer: Observer, date: Date): TwilightEvents;
//# sourceMappingURL=events.d.ts.map