Vienna (minor planet designation: 397 Vienna) is a typical Main belt asteroid. The Tholen spectral type is S and the SMASSII spectral type is K.
| Discovery | |
|---|---|
| Discovered by | Auguste Charlois |
| Discovery date | 19 December 1894 |
| Designations | |
MPC designation | (397) Vienna |
| Pronunciation | /viˈɛnə/[1] |
Named after | Vienna |
Alternative designations | 1894 BM |
Minor planet category | Main belt |
| Orbital characteristics[2] | |
| 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) |
Semi-major axis | 2.63671 AU (394.446 Gm) |
| Eccentricity | 0.24646 |
Orbital period (sidereal) | 4.28 yr (1563.8 d) |
Mean anomaly | 202.358° |
Mean motion | 0° 13m 48.731s / day |
| Inclination | 12.8534° |
Longitude of ascending node | 227.935° |
Argument of perihelion | 139.975° |
| Physical characteristics | |
| Dimensions | 43.34±1.8 km |
Synodic rotation period | 15.48 h (0.645 d) |
Geometric albedo | 0.1776±0.015 |
Absolute magnitude (H) | 9.31 |
It was discovered by Auguste Charlois on 19 December 1894 in Nice.
| |
|---|---|
|
Small Solar System bodies | |||||||
|---|---|---|---|---|---|---|---|
| Minor planets |
| ||||||
| Comets |
| ||||||
| Other |
| ||||||
This article about an asteroid native to the asteroid belt is a stub. You can help Wikipedia by expanding it. |