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JPL Small-Body Database Browser
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(2015 XA169)
Classification: Apollo [NEO]          SPK-ID: 3736393
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .413374601419304 0.00060146  
a 1.59782636116181 0.00157 au
q .9373255259792898 4.0058e-05 au
i 12.14762586129702 0.01525 deg
node 77.62021213845924 0.0010713 deg
peri 40.65954512409839 0.00081112 deg
M 226.1129010593355 0.89486 deg
tp 2458874.865203166665
(2020-Jan-26.36520317)
2.2381 TDB
period 737.7221100576127
2.02
1.0873
0.002977
d
yr
n .4879886275495873 0.00071922 deg/d
Q 2.25832719634433 0.0022189 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      6 days  
   first obs. used      2015-12-08  
   last obs. used      2015-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .49541  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:30:02  

Additional Information
 Earth MOID = .0176821 au 
 Jupiter MOID = 2.89392 au 
 T_jup = 4.243 
[ 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 27.4   n/a MPO358575  

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