391 Ingeborg
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| Discovery A | |
|---|---|
| Discoverer | Max Wolf |
| Discovery date | November 1, 1894 |
| Alternate designations B |
1894 BE |
| Category | Main belt, Mars crosser |
| Orbital elements C | |
|
|
|
| Eccentricity (e) | 0.307 |
| Semi-major axis (a) | 347.0 Gm (2.32 AU) |
| Perihelion (q) | 240.489 Gm (1.608 AU) |
| Aphelion (Q) | 453.512 Gm (3.032 AU) |
| Orbital period (P) | 1290.318 d (3.53 a) |
| Mean orbital speed | 19.09 km/s |
| Inclination (i) | 23.17° |
| Longitude of the ascending node (Ω) |
213.006° |
| Argument of perihelion (ω) |
146.554° |
| Mean anomaly (M) | 90.212° |
| Physical characteristics D | |
| Dimensions | 20 - 50 km |
| Mass | unknown |
| Density | unknown |
| Surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | 26.4 h |
| Spectral class | S |
| Absolute magnitude | 10.1 |
| Albedo (geometric) | unknown |
| Mean surface temperature |
unknown |
391 Ingeborg is probably a typical Main belt asteroid.
It was discovered by Max Wolf on November 1, 1894 in Heidelberg.
[edit] References
- Catchall Catalog of Minor Planets
- NeoDys
- JPL neo page, including orbit diagrams
- telnet://ssd.jpl.nasa.gov:6775 telnet for JPL Horizons, easier and more comprehensive than web version
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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