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20161 (1996 TR66)
Classification: TransNeptunian Object          SPK-ID: 2020161
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4014338325315837 0.00018917  
a 47.955428494077 0.03301 au
q 28.70449704300536 0.012395 au
i 12.4042630596878 0.00053638 deg
node 342.9157690022107 0.0010464 deg
peri 309.5675702653419 0.058586 deg
M 57.62494586115277 0.074454 deg
tp 2439584.349919315286
(1967-Apr-03.84991932)
5.0412 TDB
period 121298.4051366997
332.10
125.24
0.3429
d
yr
n .00296788733202461 3.0644e-06 deg/d
Q 67.20635994514865 0.046262 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      4398 days (12.04 yr)  
   first obs. used      1996-10-08  
   last obs. used      2008-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .62028  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-05 23:57:26  

Additional Information
 Earth MOID = 27.7029 au 
 Jupiter MOID = 23.6303 au 
 T_jup = 5.540 
[ 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 7.5   n/a PDS3 (MPO 7746)  

20161 (1996 TR66)          Discovered 1996-Oct-08 by Jewitt, D. C., Trujillo, C., Luu, J. X., Chen, J. at Mauna Kea
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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