Neso
Neptune 813 Neso
📋 A written introduction is coming — for now this page shows official values only.
Orbit
- Semi-major axis
- 49,897,800 km
- Eccentricity
- 0.455
- Inclination
- 128.4°
- Orbital period
- 9,805 days
- Retrograde
- Yes
Source:NASA JPL Solar System Dynamics · checked 2026-11-02 ↗
Related
Parent body
In everyday life
- One orbit takes about 9,805 Earth days (about 26.8 years).
- About 49,897,800 km from Neptune on average — 124,745 drives along the 400 km Seoul–Busan expressway.