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441617 (2008 UB316)
Classification: Main-belt Asteroid          SPK-ID: 2441617
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2393569844286626 5.9738e-08  
a 2.412404032658152 2.0318e-08 au
q 1.834978278177552 1.4947e-07 au
i 2.886822845007167 5.0057e-06 deg
node 63.36599455460785 0.00014638 deg
peri 320.9481709454695 0.00014892 deg
M 52.83483566140035 1.6839e-05 deg
tp 2458799.640972471804
(2019-Nov-12.14097247)
6.5144e-05 TDB
period 1368.590419653329
3.75
1.729e-05
4.734e-08
d
yr
n .2630443665469979 3.3232e-09 deg/d
Q 2.989829787138752 2.5181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      4055 days (11.10 yr)  
   first obs. used      2008-09-25  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43316  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:09:55  

Additional Information
 Earth MOID = .839953 au 
 Jupiter MOID = 2.46486 au 
 T_jup = 3.477 
[ 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 18.1   n/a MPO503570  

441617 (2008 UB316)          Discovered 2008-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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