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(2003 WN188)
Classification: Centaur          SPK-ID: 3170289
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8460315225319949 7.7964e-06  
a 14.39688683117512 0.00075518 au
q 2.216666745675206 4.6092e-06 au
i 26.84289334034372 8.1384e-05 deg
node 123.4449550540873 5.6655e-05 deg
peri 41.31153905148036 0.00024157 deg
M 106.48578999655 0.0083882 deg
tp 2453098.618714781524
(2004-Apr-03.11871478)
0.00069724 TDB
period 19952.68347774372
54.63
1.5699
0.004298
d
yr
n .01804268585734661 1.4196e-06 deg/d
Q 26.57710691667503 0.0013941 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      583 days (1.60 yr)  
   first obs. used      2003-11-29  
   last obs. used      2005-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .45226  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-08 21:30:01  

Additional Information
 Earth MOID = 1.29147 au 
 Jupiter MOID = 1.27585 au 
 T_jup = 1.944 
[ 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 14.0   n/a MPO86177  
diameter diameter 10. km 2.2 Fernandez et al. (2005) Astron.J. 130:308-318  
geometric albedo albedo 0.050   0.021 Fernandez et al. (2005) Astron.J. 130:308-318  

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