Asteroid (16) Psyche
Orbital characteristics
| Epoch 1-Jul-2021 (2459396.5 JD) | |
| Apoapsis | 3.3155 AU |
| 4.9599×108 km | |
| Periapsis | 2.5327 AU |
| 3.7889×108 km | |
| Semi-major axis | 2.9241 AU |
| 4.3744×108 km | |
| Eccentricity | 0.1338447 |
| Inclination | 3.0967 ° |
| Longitude of asc. node | 150.03 ° |
| Argument of periapsis | 229.15 ° |
| Orbital period | 1826.37 days |
| 5.000 years | |
| Avg. orbital speed | 17.34 km/s |
Physical characteristics
| Mean diameter | 226.00 km |
| Extent | 279 x 232 x 189 km |
| Mass | 2.293×1019 kg |
| Avg. density | 3.794 g/cm3 |
| Equatorial surface gravity | 0.120 m/s2 |
| 0.012 g | |
| Escape velocity | 0.165 km/s |
| Rotation period (sidereal) | 4.1959 hours |
| Albedo | 0.120 |
Loading...
Links
Shape model data sources
- (16) Psyche: A mesosiderite-like asteroid? Astronomy & Astrophysics 619, L3, 2018 link
- Shepart et al., Radar observations and shape model of asteroid 16 Psyche. Icarus 281, p. 388-403, 2017 link
- Hanuš et al., Volumes and bulk densities of forty asteroids from ADAM shape modeling. Astronomy & Astrophysics 601, id.A114, 2017 link
- Kaasalainen et al., Models of twenty asteroids from photometric data. Icarus 159, 2002 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.
- Psyche (Viikinkoski 2018) (PLY 26 KB) (OBJ 48 KB)
- Psyche (Shepard) (PLY 43 KB) (OBJ 73 KB)
- Psyche (Hanuš) (PLY 16 KB) (OBJ 35 KB)
- Psyche (Kaasalainen) (PLY 39 KB) (OBJ 65 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.