818 Kapteynia
Discovery | |
---|---|
Discovered by | Max Wolf |
Discovery site | Heidelberg |
Discovery date | 21 February 1916 |
Designations | |
1916 YZ | |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 99.92 yr (36496 d) |
Aphelion | 3.4695 AU (519.03 Gm) |
Perihelion | 2.8693 AU (429.24 Gm) |
3.1694 AU (474.14 Gm) | |
Eccentricity | 0.094677 |
5.64 yr (2060.9 d) | |
38.374° | |
0° 10m 28.848s / day | |
Inclination | 15.664° |
70.816° | |
293.096° | |
Earth MOID | 1.91242 AU (286.094 Gm) |
Jupiter MOID | 2.0269 AU (303.22 Gm) |
Jupiter Tisserand parameter | 3.138 |
Physical characteristics | |
Mean radius | ±1.95 24.725km |
16.35 h (0.681 d) | |
±0.029 0.1655 | |
9.3 | |
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818 Kapteynia is a minor planet orbiting the Sun. This asteroid is named for the Dutch astronomer Jacobus Kapteyn.
References
- ↑ "818 Kapteynia (1916 YZ)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 4 May 2016.
External links
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