UPSA Object Registry
Registry · solar system

Charon

Natural satellite JPL Horizons
Density
1.853 g cm^-3
Orbital period
6.3872 days

Also known as

2 identifiers

Horizons 901PI

Recorded parameters

6 quantities with a single published value
ParameterValueUnitUncertainty As publishedSourceReference
Density 1.853 g cm^-3 Density (g cm^-3) JPL Horizons JPL Horizons on-line ephemeris system
Orbital period 6.387222 days Orbital period, days JPL Horizons JPL Horizons on-line ephemeris system
Eccentricity e 0 e Eccentricity, e JPL Horizons JPL Horizons on-line ephemeris system
Inclination deg 0 deg. Inclination, deg. JPL Horizons JPL Horizons on-line ephemeris system
Radius km iau2015 606 Radius (km, IAU2015) JPL Horizons JPL Horizons on-line ephemeris system
Semi major axis a km 19,600 km Semi-major axis, a (km) JPL Horizons JPL Horizons on-line ephemeris system

Provenance

where this card came from
ArchiveRead at (UTC)Record
JPL Horizons 2026-08-14 17:11 open at source

Machine-readable: /api/v1/object/charon · Registry entry updated 2026-08-14.