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(2015 XP)
Classification: Apollo [NEO]          SPK-ID: 3735631
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4930292725643297 0.00012984  
a 1.884197533952903 0.00048257 au
q .9552329944205993 1.4018e-07 au
i 4.868412100267276 0.0011294 deg
node 71.65052936508413 9.6805e-05 deg
peri 24.88265709797948 0.0010285 deg
M 257.0066318315529 0.23484 deg
tp 2459270.768128101356
(2021-Feb-25.26812810)
0.72007 TDB
period 944.6872924609879
2.59
0.36292
0.0009936
d
yr
n .3810784826608289 0.0001464 deg/d
Q 2.813162073485207 0.00072049 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      28 days  
   first obs. used      2015-11-07  
   last obs. used      2015-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .35326  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Apr-20 07:25:13  

Additional Information
 Earth MOID = .000136436 au 
 Jupiter MOID = 2.39949 au 
 T_jup = 3.805 
[ 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 25.8   n/a MPO358514  

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