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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459447073786464 9.9983e-05  
a 42.63476036958917 0.0060623 AU
q 36.41244274329077 0.00096106 AU
i 11.06133619293905 0.00024488 deg
node 108.8206551530651 9.9458e-05 deg
peri 356.2946719306798 0.017091 deg
M 18.23386711767975 0.01261 deg
tp 2451850.343206068359
(2000-Nov-01.84320607)
3.5491 JED
period 101682.0202675316
278.39
21.687
0.05938
d
yr
n .003540448931412043 7.5513e-07 deg/d
Q 48.85707799588756 0.0069471 AU
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      4069 days (11.14 yr)  
   first obs. used      2001-12-18  
   last obs. used      2013-02-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      3  
   fit RMS      .4153  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 03:19:19  

Additional Information
 Earth MOID = 35.4292 AU 
 T_jup = 5.680 
[ 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 5.4 mag n/a MPO254043  
rotation period rot_per 13.25 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) 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 (675)
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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