397 Vienna
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 19 December 1894 |
| Designations | |
Named after | Vienna |
| 1894 BM | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 117.48 yr (42909 d) |
| Aphelion | 3.28657 AU (491.664 Gm) |
| Perihelion | 1.98686 AU (297.230 Gm) |
| 2.63671 AU (394.446 Gm) | |
| Eccentricity | 0.24646 |
| 4.28 yr (1563.8 d) | |
Average orbital speed | 18.35 km/s |
| 202.358° | |
| 0° 13m 48.731s / day | |
| Inclination | 12.8534° |
| 227.935° | |
| 139.975° | |
| Earth MOID | 1.00445 AU (150.264 Gm) |
| Jupiter MOID | 2.25629 AU (337.536 Gm) |
| TJupiter | 3.319 |
| Physical characteristics | |
| Dimensions | 43.34±1.8 km |
| Mass | unknown |
Mean density | unknown |
Equatorial surface gravity | unknown |
Equatorial escape velocity | unknown |
| 15.48 h (0.645 d) | |
| 0.1776±0.015 | |
| Temperature | unknown |
| unknown | |
| 9.31 | |
397 Vienna is a typical Main belt asteroid. The Tholen spectral type is S and the SMASSII spectral type is K.
It was discovered by Auguste Charlois on December 19, 1894 in Nice.
References
- ^ "397 Vienna (1894 BM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 10 May 2016.
- Yeomans, Donald K. (2007-05-02). "397 Vienna (1894 BM)". JPL Small-Body Database Browser. Retrieved 2007-05-02.
External links
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