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(2016 WH)
Classification: Apollo [NEO]          SPK-ID: 3763937
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4768661348739051 5.3083e-06  
a 1.603070950373596 1.4071e-05 au
q .8386207023403016 1.3401e-06 au
i 2.743000584402616 0.00066114 deg
node 51.57178528339222 0.0010225 deg
peri 65.06129693741606 0.00093949 deg
M 244.7100847360811 0.0080779 deg
tp 2459237.919487099923
(2021-Jan-23.41948710)
0.019761 TDB
period 741.3572571400891
2.03
0.0097609
2.672e-05
d
yr
n .4855958399716229 6.3935e-06 deg/d
Q 2.367521198406891 2.0781e-05 au
  Orbit Determination Parameters
   # obs. used (total)      41  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      4 days  
   first obs. used      2016-11-19  
   last obs. used      2016-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .40295  
   source      ORB  
   producer      OSOD/JPL  
   solution date      2017-Jul-12 22:57:41  

Additional Information
 Earth MOID = .00597273 au 
 Jupiter MOID = 2.75297 au 
 T_jup = 4.221 
[ 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 27.0   n/a MPO394765  

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