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(2015 XX128)
Classification: Apollo [NEO]          SPK-ID: 3736207
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2281273994011119 5.6714e-06  
a 1.266294569971394 9.1082e-06 au
q .9774180828480705 1.5435e-07 au
i 3.130313098621125 8.3042e-05 deg
node 77.46776496839912 4.1913e-05 deg
peri 13.20880786975435 3.3581e-05 deg
M 41.6073448018345 0.012163 deg
tp 2458940.345510589683
(2020-Mar-31.84551059)
0.016936 TDB
period 520.4758027904521
1.42
0.0056155
1.537e-05
d
yr
n .6916748061483637 7.4626e-06 deg/d
Q 1.555171057094717 1.1186e-05 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      70 days  
   first obs. used      2015-12-05  
   last obs. used      2016-02-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .32669  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:30:08  

Additional Information
 Earth MOID = .00183821 au 
 Jupiter MOID = 3.61224 au 
 T_jup = 5.068 
[ 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 26.0   n/a MPO358564  

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