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(2011 WU74)
Classification: Apollo [NEO]          SPK-ID: 3589592
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.


Orbital Elements at Epoch 2455895.5 (2011-Nov-30.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6666261474541654 0.0014233  
a 2.09730752345222 0.0077916 au
q .6991874890666301 0.00038829 au
i 5.912248703220969 0.011397 deg
node 248.7976392074766 0.0013543 deg
peri 256.4482137991996 0.0050024 deg
M 344.4107870300537 0.098287 deg
tp 2455943.541138214517
(2012-Jan-17.04113821)
0.035191 TDB
period 1109.408780967192
3.04
6.1822
0.01693
d
yr
n .324497161169167 0.0018083 deg/d
Q 3.49542755783781 0.012986 au
  Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      2 days  
   first obs. used      2011-11-30  
   last obs. used      2011-12-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .34596  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:48:04  

Additional Information
 Earth MOID = .00397997 au 
 Jupiter MOID = 1.61086 au 
 T_jup = 3.422 
[ 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 26.3   n/a MPO213828  

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