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JPL Small-Body Database Browser
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469903 (2005 WL163)
Classification: Main-belt Asteroid          SPK-ID: 2469903
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1535496921392227 3.0293e-07  
a 3.133761264565704 4.1839e-08 au
q 2.652573187153819 9.5013e-07 au
i 12.00472015951322 3.1112e-05 deg
node 212.8178700735333 5.5627e-05 deg
peri 149.9217475598001 7.2169e-05 deg
M 173.9840557495852 4.0957e-05 deg
tp 2457621.225966895321
(2016-Aug-20.72596690)
0.00022876 TDB
period 2026.269880873983
5.55
4.058e-05
1.111e-07
d
yr
n .1776663629055784 3.5581e-09 deg/d
Q 3.614949341977589 4.8264e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      6260 days (17.14 yr)  
   first obs. used      1999-10-16  
   last obs. used      2016-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67921  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:37:51  

Additional Information
 Earth MOID = 1.65826 au 
 Jupiter MOID = 1.89625 au 
 T_jup = 3.161 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO456287  

469903 (2005 WL163)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

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