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(2012 UN138)
Classification: Centaur          SPK-ID: 3614978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6574953446074133 0.00010508  
a 10.03115830940499 0.0050327 au
q 3.435718419951237 0.0025475 au
i 15.96359651025002 0.020481 deg
node 26.18791233627341 0.013815 deg
peri 21.20474274331085 0.061415 deg
M 91.2885742636192 0.070619 deg
tp 2456257.847512937546
(2012-Nov-26.34751294)
0.3021 TDB
period 11604.46314215977
31.77
8.7331
0.02391
d
yr
n .03102254672101949 2.3346e-05 deg/d
Q 16.62659819885873 0.0083417 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      31 days  
   first obs. used      2012-10-19  
   last obs. used      2012-11-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .68993  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 07:05:24  

Additional Information
 Earth MOID = 2.45084 au 
 Jupiter MOID = .962099 au 
 T_jup = 2.530 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO245999  

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