(126155) 2001 YJ140

(126154) 2001 YJ140

Discovery
Discovered by	Michael E. Brown, Chad Trujillo, Glenn Smith[1]
Discovery date	20 December 2001
Designations
MPC designation	(126155) 2001 YJ140
Alternative names	none
Minor planet category	TNO
Orbital characteristics[2]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc	2455 days (6.72 yr)
Aphelion	51.307 AU (7.6754 Tm)
Perihelion	27.906 AU (4.1747 Tm)
Semi-major axis	39.606 AU (5.9250 Tm)
Eccentricity	0.29542
Orbital period	249.26 yr (91043.2 d)
Mean anomaly	10.650°
Mean motion	0° 0^m 14.235^s / day
Inclination	5.9691°
Longitude of ascending node	319.51°
Argument of perihelion	129.91°
Earth MOID	26.9251 AU (4.02794 Tm)
Jupiter MOID	22.7872 AU (3.40892 Tm)
Physical characteristics
Dimensions	153 km
Absolute magnitude (H)	7.3

(126155) 2001 YJ₁₄₀, also written as (126155) 2001 YJ140, is a trans-neptunian object discovered on December 20, 2001 by C. A. Trujillo, M. E. Brown, Glenn Smith.

Orbit and rotation

The orbit of (126155) 2001 YJ140 has a semimajor axis of 42.396 AU and an orbital period of about 249 years. Perihelion leads to 27.881 AU from the Sun and its aphelion in the distance of 51.348 AU.^[3][4]

References

1. List Of Transneptunian Objects
2. "JPL Small-Body Database Browser: 126155 (2001 YJ140)". NASA/Jet Propulsion Laboratory. Retrieved 7 April 2016.
3. MPEC 2009-R09 : DISTANT MINOR PLANETS (2009 SEPT. 16.0 TT)
4. List Of Transneptunian Objects

Sources

• http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=126154
• IAU Minor Planet Center

External links

• (126155) 2001 YJ140 at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters