269 Justitia
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| Discovery A | |
|---|---|
| Discoverer | Johann Palisa |
| Discovery date | September 21, 1887 |
| Alternate designations B |
1942 XY |
| Category | Main belt |
| Orbital elements C | |
|
|
|
| Eccentricity (e) | 0.212 |
| Semi-major axis (a) | 391.594 Gm (2.618 AU) |
| Perihelion (q) | 308.57 Gm (2.063 AU) |
| Aphelion (Q) | 474.618 Gm (3.173 AU) |
| Orbital period (P) | 1546.878 d (4.24 a) |
| Mean orbital speed | 18.41 km/s |
| Inclination (i) | 5.478° |
| Longitude of the ascending node (Ω) |
156.815° |
| Argument of perihelion (ω) |
119.93° |
| Mean anomaly (M) | 321.141° |
| Physical characteristics D | |
| Dimensions | 54.0 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | 16.545 h |
| Spectral class | unknown |
| Absolute magnitude | 9.5 |
| Albedo (geometric) | 0.097 |
| Mean surface temperature |
unknown |
269 Justitia is a fairly sizeable Main belt asteroid.
It was discovered by Johann Palisa on September 21, 1887 in Vienna.
The asteroid was named after Justitia, the Roman equivalent of Themis, the Greek goddess of justice (she also has an asteroid named after her, 24 Themis).
[edit] References
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
| Minor planets | ||
|---|---|---|
| Previous minor planet | 269 Justitia | Next minor planet |
| List of asteroids | ||
Vulcanoids · Near-Earth asteroids · Main belt · Jupiter Trojans · Centaurs · Damocloids · Comets · Trans-Neptunians (Kuiper belt • Scattered disc • Oort cloud)
For other objects and regions, see Asteroid groups and families, Binary asteroids, Asteroid moons and the Solar System.
For a complete listing, see List of asteroids. See also Pronunciation of asteroid names and Meanings of asteroid names.
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