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 | |
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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