Callirrhoe

A confirmed moon in the Jupiter system.

Named · Jupiter XVII · S/1999 J 1

Snapshot 2026-09-09 · catalog 1.0.0

Explore Callirrhoe in Orrery

Physical measurements

Mean radius
— No value in the admitted source set.
GM · gravitational parameter
— No value in the admitted source set.
Mass
— Mass requires an admitted GM estimate.
Mean density
— No value in the admitted source set.

Orbit descriptions

Mean elements describe an average orbit. They are not positions for a chosen date.

JUP347 · ecliptic plane · 2000-01-01.5 TDB
Semimajor axis
23,789,400 km
Sidereal period
749.791 days
Eccentricity
0.29
Inclination to reference plane
144.9°
Argument of periapsis
13.5°
Mean anomaly
117.9°
Ascending node
278.2°
Apsidal / nodal precession periods
70.3 / 92.7 years
Reference-plane pole RA / Dec
— / —°
Plane tilt to parent equator
—°
Reference center
Not specified in this summary sourceThe summary table identifies a parent system but does not explicitly specify the reference center for each solution. Do not infer a physical-primary center, especially for Pluto’s circumbinary moons.

Orientation

No supported orientation model in the admitted PCK source.

Identity & availability

Stable catalog ID
callirrhoe
JPL / NAIF satellite ID
517
Names & designations
Callirrhoe · S/1999 J 1
Discovery / rediscovery years
1999J.V. Scotti, T.B. Spahr, R.S. McMillan, J.A. Larsen, J. Montani, A.E. Gleason, T. Gehrels

No validated dated trajectory admitted in catalog 1.0.0. Mean elements are not ephemerides.

No image or global texture admitted in this catalog release.No environment measurements admitted in this catalog release.

Sources & evidence

  1. JPL discovery circumstancestable tr[21] (zero-based); jupiter / Callirrhoe · References: IAUC 7460
  2. MPC planetary satellite listitems[13]; Jupiter 17
  3. MPC satellite namesitems[22]; Jupiter 17
  4. JPL mean orbital elements#sat_elem row ID=19; Jupiter / Callirrhoe / NAIF 517 · References: 47

Full catalog, uncertainty and source manifests · All Jupiter moons · Moon model limits