397 Vienna

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397 Vienna
Discovery
Discovered by Auguste Charlois
Discovery date 19 December 1894
Designations
MPC designation (397) Vienna
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)
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)
Jupiter Tisserand parameter 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[edit]

  • Yeomans, Donald K. (2007-05-02). "397 Vienna (1894 BM)". JPL Small-Body Database Browser. Retrieved 2007-05-02. 

External links[edit]