Asteroid (13) Egeria
Orbital characteristics
| Epoch 1-Jul-2021 (2459396.5 JD) | |
| Apoapsis | 2.7969 AU |
| 4.1842×108 km | |
| Periapsis | 2.3567 AU |
| 3.5255×108 km | |
| Semi-major axis | 2.5768 AU |
| 3.8548×108 km | |
| Eccentricity | 0.0854275 |
| Inclination | 16.533 ° |
| Longitude of asc. node | 43.213 ° |
| Argument of periapsis | 80.234 ° |
| Orbital period | 1510.85 days |
| 4.136 years | |
| Avg. orbital speed | 18.52 km/s |
Physical characteristics
| Mean diameter | 202.64 km |
| Rotation period (sidereal) | 7.0467 hours |
| Albedo | 0.049 |
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Links
Shape model data sources
- Hanuš et al., A study of asteroid pole-latitude distribution based on an extended set of shape models derived by the lightcurve inversion method. Astronomy and Astrophysics 530, A134, 2011 link
- Hanuš et al., Volumes and bulk densities of forty asteroids from ADAM shape modeling. Astronomy & Astrophysics 601, id.A114, 2017 link
Downloads
Models
Models are given in Stanford Triangle Format (PLY) and Alias Waveform Format (OBJ) - you can use MeshLab or any other tool to convert them to other formats.
- Egeria (Hanuš 2011, Model 1) (PLY 38 KB) (OBJ 61 KB)
- Egeria (Hanuš 2011, Model 2) (PLY 38 KB) (OBJ 61 KB)
- Egeria (Hanuš 2017, Model 1) (PLY 16 KB) (OBJ 35 KB)
- Egeria (Hanuš 2017, Model 2) (PLY 16 KB) (OBJ 35 KB)
Please note that the models are in planetocentric coordinate system, with Z axis passing through north pole. Actual rotational axis may differ from planetocentric poles, especially for small irregular bodies.
Surface Textures
This object does not have textures yet and is being displayed as a solid gray shape.