Discovery | |
---|---|
Discovered by | J. Palisa |
Discovery site | Vienna |
Discovery date | 12 September 1909 |
Designations | |
1909 HJ | |
Orbital characteristics | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 60.38 yr (22054 d) |
Aphelion | 2.8480 AU (426.05 Gm) |
Perihelion | 1.7830 AU (266.73 Gm) |
2.3155 AU (346.39 Gm) | |
Eccentricity | 0.22997 |
3.52 yr (1287.0 d) | |
117.31° | |
0° 16m 46.992s / day | |
Inclination | 5.7445° |
168.175° | |
188.158° | |
Earth MOID | 0.777762 AU (116.3515 Gm) |
Jupiter MOID | 2.58871 AU (387.266 Gm) |
Jupiter Tisserand parameter | 3.539 |
Physical characteristics | |
Mean radius
|
±0.3 7.18km |
6.425 h (0.2677 d) | |
±0.011 0.1183 | |
12.15 | |
689 Zita is a minor planet orbiting the Sun. It was named after Zita of Bourbon-Parma, the last empress of Austria-Hungary.