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JPL Small-Body Database Browser
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(2014 WQ202)
Classification: Aten [NEO]          SPK-ID: 3698842
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 .587637685161185 0.00018881  
a .9293470692167218 4.123e-05 au
q .3832277087508759 0.00015848 au
i 1.605572461258347 0.0003947 deg
node 140.9671203508468 0.01341 deg
peri 133.8069648581017 0.015679 deg
M 141.894691108932 0.25827 deg
tp 2458871.518039579991
(2020-Jan-23.01803958)
0.22618 TDB
period 327.2392038653263
0.90
0.021777
5.962e-05
d
yr
n 1.100112687439969 7.3209e-05 deg/d
Q 1.475466429682568 6.5458e-05 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      27 days  
   first obs. used      2014-11-22  
   last obs. used      2014-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .41286  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:37:13  

Additional Information
 Earth MOID = .00148183 au 
 Jupiter MOID = 3.65839 au 
 T_jup = 6.283 
[ 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 23.8   n/a MPO342303  

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