229 Adelinda is a large, dark outer main-belt asteroid. It was discovered by Austrian astronomer Johann Palisa on August 22, 1882, in Vienna, and was named after Adelinda, the wife of fellow Austrian astronomer Edmund Weiss.
 Orbital diagram | |
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | 22 August 1882 |
| Designations | |
| (229) Adelinda | |
| Pronunciation | /ædəˈlɪndə/ |
| A882 QB, 1908 UG 1946 UK, 1981 GU1 | |
| Main belt (Cybele) | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 131.10 yr (47884 d) |
| Aphelion | 3.89751 AU (583.059 Gm) |
| Perihelion | 2.94561 AU (440.657 Gm) |
| 3.42156 AU (511.858 Gm) | |
| Eccentricity | 0.13910 |
| 6.33 yr (2311.7 d) | |
Average orbital speed | 16.12 km/s |
| 78.0401° | |
| 0° 9m 20.621s / day | |
| Inclination | 2.07871° |
| 28.0490° | |
| 311.263° | |
| Physical characteristics | |
| Dimensions | 93.20±4.3 km |
| 6.60 h (0.275 d) | |
| 0.0453±0.004 | |
| C | |
| 9.13 | |
This object is classified as a C-type asteroid and is probably composed of primitive carbonaceous material. 229 Adelinda is part of the Cybele asteroid group[2] and probably in 4:7 orbital resonance with planet Jupiter.
References
edit- ^ "229 Adelinda". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 12 May 2016.
- ^ Lagerkvist, Claes-Ingvar; et al. (January 2001), "A Study of Cybele Asteroids. I. Spin Properties of Ten Asteroids", Icarus, 149 (1): 190–197, Bibcode:2001Icar..149..190L, doi:10.1006/icar.2000.6507.
External links
edit- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
- 229 Adelinda at AstDyS-2, Asteroids—Dynamic Site
- 229 Adelinda at the JPL Small-Body Database
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