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JPL Small-Body Database Browser
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423971 (2006 UN254)
Classification: Main-belt Asteroid          SPK-ID: 2423971
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694010047361317 5.8253e-08  
a 2.401521093894821 2.0224e-08 au
q 1.994701007694024 1.4017e-07 au
i 2.270988044596247 1.0452e-05 deg
node 51.32738463227606 0.00020198 deg
peri 252.8354355002955 0.00020472 deg
M 314.3892294945977 3.5951e-05 deg
tp 2459172.723711178256
(2020-Nov-19.22371118)
0.00013647 TDB
period 1359.339808057582
3.72
1.7171e-05
4.701e-08
d
yr
n .2648344423271318 3.3454e-09 deg/d
Q 2.808341180095618 2.365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5518 days (15.11 yr)  
   first obs. used      2002-10-05  
   last obs. used      2017-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65119  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:25:13  

Additional Information
 Earth MOID = .980945 au 
 Jupiter MOID = 2.4218 au 
 T_jup = 3.505 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO427997  

423971 (2006 UN254)          Discovered 2006-Oct-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-02-04

Alternate Designations
 2006 UN254 = 2005 JR52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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