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(2015 XD169)
Classification: Apollo [NEO]          SPK-ID: 3736395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1211859544636831 4.2799e-05  
a 1.085023366508013 3.7232e-05 au
q .9535337742223412 1.3724e-05 au
i 3.749911857481052 0.001238 deg
node 249.1474845990735 7.2543e-05 deg
peri 137.7846164633548 0.0026087 deg
M 24.79421543163652 0.074565 deg
tp 2458972.068162190251
(2020-May-02.56816219)
0.084041 TDB
period 412.8165151960969
1.13
0.021248
5.817e-05
d
yr
n .8720581341785518 4.4886e-05 deg/d
Q 1.216512958793686 4.1744e-05 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      26 days  
   first obs. used      2015-12-08  
   last obs. used      2016-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .35605  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:30:01  

Additional Information
 Earth MOID = .00276664 au 
 Jupiter MOID = 3.9988 au 
 T_jup = 5.700 
[ 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 26.9   n/a E2016A29  

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