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(2011 UR402)
Classification: Centaur          SPK-ID: 3590191
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7782184891074236 8.6163e-07  
a 18.59068390056205 7.1898e-05 au
q 4.123069963992946 4.553e-07 au
i 24.5661068595368 1.4115e-05 deg
node 221.3572776566302 2.0211e-05 deg
peri 294.5598234091173 2.6298e-05 deg
M 29.77387204284325 0.00017387 deg
tp 2456779.056759044684
(2014-May-01.55675904)
0.00021945 TDB
period 29278.00473816603
80.16
0.16985
0.000465
d
yr
n .01229591986269179 7.1331e-08 deg/d
Q 33.05829783713115 0.00012785 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      2424 days (6.64 yr)  
   first obs. used      2010-11-03  
   last obs. used      2017-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .4094  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:40:54  

Additional Information
 Earth MOID = 3.22455 au 
 Jupiter MOID = .151438 au 
 T_jup = 2.439 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.7   n/a MPO413627  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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