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447301 (2005 WK103)
Classification: Main-belt Asteroid          SPK-ID: 2447301
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2299554092766527 1.0477e-07  
a 2.922277323139093 4.2825e-08 au
q 2.250283845276762 3.0152e-07 au
i 8.729360364273843 7.6162e-06 deg
node 92.44722010969767 4.7145e-05 deg
peri 279.466383523501 5.0091e-05 deg
M 352.2655682478468 2.0232e-05 deg
tp 2459039.701842516741
(2020-Jul-09.20184252)
0.00010312 TDB
period 1824.654190283322
5.00
4.011e-05
1.098e-07
d
yr
n .1972976588753517 4.337e-09 deg/d
Q 3.594270801001424 5.2673e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      4559 days (12.48 yr)  
   first obs. used      2005-10-27  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59612  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:04:59  

Additional Information
 Earth MOID = 1.27084 au 
 Jupiter MOID = 1.95152 au 
 T_jup = 3.222 
[ 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 16.3   n/a MPO440856  

447301 (2005 WK103)          Discovered 2005-Oct-27 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Alternate Designations
 2005 WK103 = 2010 PA72 = 2010 VY37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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