2197 Shanghai

Shanghai

Discovery
Discovery site	Purple Mountain Observatory
Discovery date	30 December 1965
Designations
MPC designation	2197
Named after	Shanghai
Alternative names	1965 YN
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	61.07 yr (22306 days)
Aphelion	3.5432156 AU (530.05751 Gm)
Perihelion	2.7596867 AU (412.84325 Gm)
Semi-major axis	3.151451 AU (471.4504 Gm)
Eccentricity	0.1243124
Orbital period	5.59 yr (2043.5 d)
Mean anomaly	315.55418°
Mean motion	0° 10^m 34.221^s / day
Inclination	2.497932°
Longitude of ascending node	56.37404°
Argument of perihelion	70.71886°
Earth MOID	1.77622 AU (265.719 Gm)
Jupiter MOID	1.52177 AU (227.654 Gm)
Jupiter Tisserand parameter	3.194
Physical characteristics
Mean radius	11.18 ± 0.9 km
Rotation period	5.99 h (0.250 d)
Geometric albedo	0.1170 ± 0.021
Absolute magnitude (H)	11.5

2197 Shanghai (1965 YN) is a main-belt asteroid discovered on 30 December 1965 by at Purple Mountain Observatory.

References

• Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html

1. "2197 Shanghai (1965 YN)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 15 April 2016.

External links

• 2197 Shanghai at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters