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JPL Small-Body Database Browser
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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.


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Orbital Elements at Epoch 2455895.5 (2011-Nov-30.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6664383836716596 0.0014225  
a 2.096273217151586 0.0077782 au
q .699236282578893 0.00038816 au
i 5.910838536753037 0.011392 deg
node 248.7978033103107 0.0013537 deg
peri 256.4481652545045 0.0050019 deg
M 344.3976958385916 0.098258 deg
tp 2455943.545917877334
(2012-Jan-17.04591788)
0.03518 TDB
period 1108.588209594224
3.04
6.1701
0.01689
d
yr
n .3247373523228887 0.0018074 deg/d
Q 3.493310151724279 0.012962 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .36119  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-19 05:25:36  

Additional Information
 Earth MOID = .00397903 au 
 Jupiter MOID = 1.61279 au 
 T_jup = 3.424 
[ 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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