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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7785712820697874 8.5564e-07  
a 18.6210634130159 7.1618e-05 au
q 4.1232381980413 4.5248e-07 au
i 24.56102087052728 1.4095e-05 deg
node 221.3347417869633 2.0143e-05 deg
peri 294.6114790768234 2.6084e-05 deg
M 27.2355190634339 0.00015822 deg
tp 2456780.063788432893
(2014-May-02.56378843)
0.00021716 TDB
period 29349.79995433119
80.36
0.16932
0.0004636
d
yr
n .01226584169432727 7.0763e-08 deg/d
Q 33.11888862799051 0.00012738 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      2424 days (6.64 yr)  
   first obs. used      2010-11-03  
   last obs. used      2017-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .43085  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Jun-26 07:27:42  

Additional Information
 Earth MOID = 3.22479 au 
 Jupiter MOID = .150914 au 
 T_jup = 2.439 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.7   n/a MPO413627  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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