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117342 (2004 XJ38)
Classification: Main-belt Asteroid          SPK-ID: 2117342
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1146681953325284 4.2094e-08  
a 2.7315300442342 2.0027e-08 au
q 2.418310423565283 1.1879e-07 au
i 13.08924380508878 5.9426e-06 deg
node 174.3012301704354 1.9443e-05 deg
peri 260.7205272419857 3.1563e-05 deg
M 150.6253868417911 2.642e-05 deg
tp 2458310.573106849774
(2018-Jul-11.07310685)
0.00011856 TDB
period 1648.949667395441
4.51
1.8135e-05
4.965e-08
d
yr
n .2183207936047128 2.401e-09 deg/d
Q 3.044749664903117 2.2324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      475  
   data-arc span      7086 days (19.40 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:11:35  

Additional Information
 Earth MOID = 1.47351 au 
 Jupiter MOID = 2.2724 au 
 T_jup = 3.307 
[ 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 15.7   n/a MPO385514  

117342 (2004 XJ38)          Discovered 2004-Dec-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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