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JPL Small-Body Database Browser
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(2013 XY20)
Classification: Apollo [NEO]          SPK-ID: 3654483
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1064256565962333 2.5762e-08  
a 1.130593148235395 2.4018e-09 au
q 1.010269030091241 3.084e-08 au
i 2.862585404555408 2.434e-06 deg
node 78.63354854679127 1.5591e-05 deg
peri 18.18571690500603 3.1105e-05 deg
M 156.4476532196375 2.526e-05 deg
tp 2458409.679731420632
(2018-Oct-18.17973142)
3.0355e-05 TDB
period 439.0944528399597
1.20
1.3992e-06
3.831e-09
d
yr
n .8198691595204736 2.6125e-09 deg/d
Q 1.25091726637955 2.6574e-09 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      2191 days (6.00 yr)  
   first obs. used      2013-11-26  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63914  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-27 09:32:03  

Additional Information
 Earth MOID = .028998 au 
 Jupiter MOID = 3.81511 au 
 T_jup = 5.528 
[ 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 25.5   n/a E2014E24  

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