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JPL Small-Body Database Browser
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42301 (2001 UR163)
Classification: TransNeptunian Object          SPK-ID: 2042301
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2868816034024211 1.8163e-05  
a 51.45730755552436 0.0026827 au
q 36.69515265722401 0.0018291 au
i .7531512738113346 7.4667e-06 deg
node 301.3574671751959 0.011553 deg
peri 343.1752743821954 0.013675 deg
M 80.12853443729198 0.0089419 deg
tp 2428591.348685097455
(1937-Feb-26.84868510)
1.0857 TDB
period 134824.5609286602
369.13
10.543
0.02887
d
yr
n .002670136639202461 2.0881e-07 deg/d
Q 66.2194624538247 0.0034523 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      12515 days (34.26 yr)  
   first obs. used      1982-07-27  
   last obs. used      2016-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .42857  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-05 18:45:47  

Additional Information
 Earth MOID = 35.6781 au 
 Jupiter MOID = 31.4968 au 
 T_jup = 6.126 
[ 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 4.1   n/a MPO389974  

42301 (2001 UR163)          Discovered 2001-Oct-21 by Deep Ecliptic Survey at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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