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(2005 WK56)
Classification: Apollo [NEO]          SPK-ID: 3305029
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3925190699635189 7.9803e-07  
a 1.621241643056425 2.1445e-06 au
q .9848733811377901 1.1709e-07 au
i 5.34825716416365 1.7027e-05 deg
node 76.45797546442884 2.1936e-05 deg
peri 321.6947828079898 5.4052e-05 deg
M 19.98152154815168 0.0049848 deg
tp 2458958.649937829890
(2020-Apr-19.14993783)
0.010357 TDB
period 753.9977546221122
2.06
0.001496
4.096e-06
d
yr
n .4774550027412541 9.4732e-07 deg/d
Q 2.257609904975061 2.9862e-06 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   # delay obs. used      1  
   # Doppler obs. used      2  
   data-arc span      26 days  
   first obs. used      2005-11-30  
   last obs. used      2005-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .42952  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:09:45  

Additional Information
 Earth MOID = .0318646 au 
 Jupiter MOID = 3.1715 au 
 T_jup = 4.232 
[ 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 22.6   n/a MPO97989  

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