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525268 (2004 XL14)
Classification: Aten [NEO, PHA]          SPK-ID: 2525268
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 56 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4103685261889302 1.9696e-07  
a .7596088536327787 7.4175e-10 au
q .4478892878874325 1.4958e-07 au
i 21.46257015799024 1.9045e-05 deg
node 85.61947593111739 3.3052e-06 deg
peri 157.5764297733666 2.2012e-05 deg
M 340.4556799573789 6.167e-05 deg
tp 2459013.628089197521
(2020-Jun-13.12808920)
4.1427e-05 TDB
period 241.8151207512469
0.66
3.542e-07
9.697e-10
d
yr
n 1.488740649805472 2.1806e-09 deg/d
Q 1.071328419378125 1.0461e-09 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   # delay obs. used      2  
   # Doppler obs. used      2  
   data-arc span      5109 days (13.99 yr)  
   first obs. used      2004-12-10  
   last obs. used      2018-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45424  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:51:50  

Additional Information
 Earth MOID = .0275929 au 
 Jupiter MOID = 3.96628 au 
 T_jup = 7.499 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.3   n/a MPO461576  

525268 (2004 XL14)          Discovered 2004-Dec-10 by CSS at Catalina
Reference: Last Updated: 2019-05-29

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