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126154 (2001 YH140)
Classification: TransNeptunian Object          SPK-ID: 2126154
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432124281959711 8.9921e-05  
a 42.5220498071968 0.0055097 au
q 36.43236380243812 0.00092884 au
i 11.07442179445347 0.00011891 deg
node 108.8486164344304 9.3508e-05 deg
peri 356.6251294952256 0.010788 deg
M 20.20350233709804 0.0098471 deg
tp 2451916.633405603415
(2001-Jan-07.13340560)
2.2436 JED
period 101279.0723034944
277.29
19.685
0.05389
d
yr
n .003554534928215164 6.9086e-07 deg/d
Q 48.61173581195548 0.0062988 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      4777 days (13.08 yr)  
   first obs. used      2001-12-18  
   last obs. used      2015-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      2  
   fit RMS      .42581  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 19:10:58  

Additional Information
 Earth MOID = 35.4477 au 
 Jupiter MOID = 31.2218 au 
 T_jup = 5.675 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.5 mag n/a MPO351741  
rotation period rot_per 13.25 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Sheppard, S.S. (2007) Astron. J. 134, 787-798.]
[Thirouin, A.; Ortiz, J.L.; Duffard, R.; Santos-Sanz, P.; et al. (2010) Astron. Astrophys. 522, A93.]

126154 (2001 YH140)          Discovered 2001-Dec-18 by Trujillo, C. A., Brown, M. E. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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