498 Tokio

Tokio
Discovery
Discovered by	Auguste Charlois
Discovery site	Nice
Discovery date	2 December 1902
Designations
MPC designation	498
Alternative names	1902 KU
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	112.09 yr (40942 d)
Aphelion	3.2459283 AU (485.58396 Gm)
Perihelion	2.0591298 AU (308.04143 Gm)
Semi-major axis	2.6525291 AU (396.81271 Gm)
Eccentricity	0.2237107
Orbital period	4.32 yr (1577.9 d)
Mean anomaly	178.62454°
Mean motion	0° 13^m 41.327^s / day
Inclination	9.493271°
Longitude of ascending node	97.404216°
Argument of perihelion	241.19753°
Earth MOID	1.06836 AU (159.824 Gm)
Jupiter MOID	2.1789 AU (325.96 Gm)
Jupiter Tisserand parameter	3.334
Physical characteristics
Mean radius	7001409150000000000♠40.915±1.15 km
Rotation period	41.85 h (1.744 d)
Sidereal rotation period	7005150660000000000♠41.85 h
Geometric albedo	6998694000000000000♠0.0694±0.004
Absolute magnitude (H)	8.95

498 Tokio (1902 KU) is a main-belt asteroid discovered on December 2, 1902 by Auguste Charlois at the Nice Observatory.

References

↑ "498 Tokio (1902 KU)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 6 May 2016.

External links

Discovery · Orbit diagram · Orbital elements · Physical parameters

Minor planets navigator

497 Iva 498 Tokio 499 Venusia

Small Solar System bodies

Minor planets

Designation Groups Moons Meanings of names Pronunciation of names

Asteroids	Aten asteroid Families Jupiter Trojans Main-belt Near-Earth Spectral types

Distant minor planets	Centaurs Damocloids Neptune trojans Trans-Neptunian objects Detached Kuiper belt Oort cloud Scattered disc

Comets

Meteoroids

Lists / categories

Asteroid groups and families
Asteroid moons
Binary asteroids
Minor planets

This article is issued from Wikipedia - version of the Friday, May 06, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.