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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1535813881075179 2.2741e-07  
a 3.134281516174635 4.0189e-08 au
q 2.652914210200799 7.2003e-07 au
i 12.00375264130613 2.1024e-05 deg
node 212.8162084732708 3.63e-05 deg
peri 149.7804728210641 5.9533e-05 deg
M 245.2303472564975 3.9746e-05 deg
tp 2459646.645011868653
(2022-Mar-08.14501187)
0.00022594 TDB
period 2026.774488832666
5.55
3.8982e-05
1.067e-07
d
yr
n .1776221291434077 3.4163e-09 deg/d
Q 3.615648822148471 4.6361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      7499 days (20.53 yr)  
   first obs. used      1999-10-16  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67421  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 04:48:48  

Additional Information
 Earth MOID = 1.65947 au 
 Jupiter MOID = 1.89908 au 
 T_jup = 3.160 
[ 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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