5855 Yukitsuna

Yukitsuna

Discovery
Discovered by	Natori and Urata
Discovery site	Yakiimo
Discovery date	26 October 1992
Designations
MPC designation	5855
Alternative names	1992 UO2
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	26416 days (72.32 yr)
Aphelion	2.9475 AU (440.94 Gm)
Perihelion	2.1572 AU (322.71 Gm)
Semi-major axis	2.5523 AU (381.82 Gm)
Eccentricity	0.15482
Orbital period	4.08 yr (1489.4 d)
Mean anomaly	291.108°
Mean motion	0° 14^m 30.156^s / day
Inclination	15.510°
Longitude of ascending node	20.601°
Argument of perihelion	324.062°
Earth MOID	1.1681 AU (174.75 Gm)
Jupiter MOID	2.52968 AU (378.435 Gm)
Jupiter Tisserand parameter	3.372
Physical characteristics
Rotation period	19.04 h (0.793 d)
Absolute magnitude (H)	12.1

5855 Yukitsuna (1992 UO2) is a main-belt asteroid discovered on October 26, 1992 by Natori and Urata at Yakiimo.

Photometric observations of this asteroid collected during 2008 show a rotation period of 19.04 ± 0.04 hours with a brightness variation of 0.8 ± 0.1 magnitude.^[2]

References

1. "5855 Yukitsuna (1992 UO2)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 13 April 2016.
2. Carbo, Landy; et al. (July 2009), "Asteroid Lightcurve Analysis at the Oakley Southern Sky Observatory and Oakley Observatory: 2008 September and October", The Minor Planet Bulletin 36 (3): 91–94, Bibcode:2009MPBu...36...91C.

External links

• JPL Small-Body Database Browser on 5855 Yukitsuna
• 5855 Yukitsuna at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters