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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459318629384312 9.0032e-05  
a 42.63403973114078 0.0055459 AU
q 36.41237488858432 0.0009314 AU
i 11.06139651823478 0.00011877 deg
node 108.8206644280519 9.3635e-05 deg
peri 356.2988039165891 0.010639 deg
M 18.23128256406797 0.0095167 deg
tp 2451851.203770908395
(2000-Nov-02.70377091)
2.2074 JED
period 101679.4422421233
278.38
19.84
0.05432
d
yr
n .003540538697515209 6.9084e-07 deg/d
Q 48.85570457369725 0.0063553 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-Feb-04 17:30:09  

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 5.5 mag n/a MPO325347  
rotation period rot_per 13.25 h n/a LCDB (Rev. 2015-Feb); 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 (675)
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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