Narvi (moon)
Narvi /ˈnɑːrvi/ or Saturn XXXI is a natural satellite of Saturn. It was discovered by a team of astronomers led by Scott S. Sheppard in 2003, and given the temporary designation S/2003 S 1.
 Narvi's discovery image | |
| Discovery | |
|---|---|
| Discovery date | 2003 |
| Designations | |
| Pronunciation | /ˈnɑːrvi/ |
| S/2003 S 1 | |
| Orbital characteristics [1] | |
| 19007000 km | |
| Eccentricity | 0.431 |
| −1003.9 days | |
| Inclination | 145.8° |
| Satellite of | Saturn |
| Group | Norse group |
| Physical characteristics | |
Mean diameter | 7+50% −30% km[2] |
| 10.21±0.02 h[2] | |
| 23.8 | |
Description
Narvi is about 7 kilometres in diameter, and orbits Saturn at an average distance of 19,371,000 km in 1006.541 days, at an inclination of 137° to the ecliptic (109° to Saturn's equator), in a retrograde direction and with an eccentricity of 0.320. Narvi's rotation period is 10.21±0.02 hours.[2]
Naming
It was named in January 2005 after Narfi, a giant in Norse mythology. The name was approved by the IAU Working Group on Planetary System Nomenclature on 21 January 2005.
References
- S.S. Sheppard (2019), Moons of Saturn, Carnegie Science, on line
- Denk, T.; Mottola, S. (2019). Cassini Observations of Saturn's Irregular Moons (PDF). 50th Lunar and Planetary Science Conference. Lunar and Planetary Institute.
External links
- IAU Working Group for Planetary System Nomenclature
- IAUC 8116: Satellites of Jupiter and Saturn April 11, 2003 (discovery)
- MPEC 2003-G39: S/2003 S 1 April 8, 2003 (discovery and ephemeris)
- IAUC 8471: Satellites of Saturn January 21, 2005 (naming the moon)
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