import type { Atmosphere, EarthOrientationParameters, EclipticCoordinate, EquatorialCoordinate, HorizontalCoordinate, Observer } from "../types.js";
export type PlanetName = "mercury" | "venus" | "mars" | "jupiter" | "saturn" | "uranus" | "neptune";
export type SolarSystemBodyName = "sun" | "moon" | PlanetName;
export type BodyLimb = "center" | "upper";
export type EventRefraction = "none" | "standard";
export interface EphemerisPosition {
    readonly body: SolarSystemBodyName;
    readonly date: Date;
    readonly equatorial: EquatorialCoordinate;
    readonly ecliptic: EclipticCoordinate;
    readonly distanceAu: number;
    readonly heliocentricDistanceAu?: number;
    readonly phaseAngleDegrees?: number;
    readonly illuminatedFraction?: number;
    readonly angularDiameterArcseconds?: number;
    readonly model: string;
    readonly validRange?: readonly [startYear: number, endYear: number];
}
export interface SolarSystemObservationOptions {
    readonly dut1Seconds?: number;
    readonly earthOrientation?: EarthOrientationParameters;
    readonly atmosphere?: Atmosphere;
    readonly applyPolarMotion?: boolean;
    readonly applyTopocentricParallax?: boolean;
    readonly applyRefraction?: boolean;
}
export interface ObservedSolarSystemBody extends EphemerisPosition, HorizontalCoordinate {
    readonly observer: Observer;
    readonly geocentricEquatorial: EquatorialCoordinate;
    readonly topocentricEquatorial: EquatorialCoordinate;
    readonly topocentricDistanceAu: number;
    readonly horizontalParallaxDegrees: number;
    readonly localSiderealTimeDegrees: number;
    readonly hourAngleDegrees: number;
    readonly geometricAltitudeDegrees: number;
    readonly aboveHorizon: boolean;
    readonly correctionsApplied: readonly string[];
}
export interface SolarSystemEvents {
    readonly body: SolarSystemBodyName;
    readonly date: Date;
    readonly limb: BodyLimb;
    readonly refraction: EventRefraction;
    readonly effectiveHorizonDegrees: number;
    readonly rise?: Date;
    readonly transit?: Date;
    readonly set?: Date;
    readonly maximumAltitudeDegrees: number;
    readonly alwaysAboveHorizon: boolean;
    readonly alwaysBelowHorizon: boolean;
}
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