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(2011 WR46)
Classification: Apollo [NEO, PHA]          SPK-ID: 3589302
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455895.5 (2011-Nov-30.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8945683121783935 0.0010377  
a 2.468882762379577 0.019889 au
q .2602984766713491 0.0004651 au
i 4.869449642099989 0.015388 deg
node 240.7287638602293 0.03218 deg
peri 323.3662248941941 0.025063 deg
M 347.454564607333 0.1637 deg
tp 2455944.877871542764
(2012-Jan-18.37787154)
0.047625 TDB
period 1416.932390069573
3.88
17.122
0.04688
d
yr
n .2540699912875332 0.0030702 deg/d
Q 4.677467048087805 0.037682 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      11 days  
   first obs. used      2011-11-27  
   last obs. used      2011-12-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .33707  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:51:51  

Additional Information
 Earth MOID = .0277786 au 
 Jupiter MOID = .443512 au 
 T_jup = 2.721 
[ 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 20.0   n/a MPO218131  

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