File:Tarvos_discovery.gif · Wikimedia Commons · See Wikimedia Commons
Key facts
- Discovered by
- B. J. Gladman et al.
- Discovery date
- September 23, 2000
- Designation
- Saturn XXI
- Pronunciation
- / ˈ t ɑːr v ɒ s /
- Named after
- Tarvos Trigaranus
- Alternative names
- S/2000 S 4
- Adjectives
- Tarvian
- Semi major axis
- 18.215 million km
- Orbital period sidereal
- 926.4 d , (2.54 yr )
- Inclination
- 38.6°
- Satellite of
- Saturn
- Group
- Gallic group
- Mean diameter
- 15 +50%, −30% km
- Albedo
- 0.06 assumed
- Spectral type
- light red, B−V=0.77, R−V=0.57
via Wikipedia infobox
Wikidata facts
- Instance of
- irregular moon
- Named after
- Tarvos Trigaranus
- Parent body
- Saturn
- Diameter
- 15
- Mass
- 2.7
- Orbital period
- 926.2
- Image
- Tarvos discovery.gif
Show 10 more facts
- albedo
- 0.04
- color index
- 0.57
- orbital eccentricity
- 0.5305
- semi-major axis of an orbit
- 18239000
- time of discovery or invention
- 2000-09-23
- discoverer or inventor
- John J. Kavelaars
- provisional designation
- S/2000 S 4
- orbital inclination
- 33.825
- name
- Saturn XXI
- Commons category
- Tarvos (moon)
via Wikidata · CC0
~1 min read
Encyclopedic overview
Tarvos, or Saturn XXI, is a prograde irregular satellite of Saturn. It was discovered by John J. Kavelaars et al. on September 23, 2000, and given the temporary designation S/2000 S 4. The name, given in August 2003, is after Tarvos, a deity depicted as a bull god carrying three cranes alongside its back from Gaulish mythology.
Orbit
Excerpted from Wikipedia’s “Tarvos” article, available under the CC BY-SA 4.0 licence.