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JPL Small-Body Database Browser
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434635 (2005 WJ54)
Classification: Main-belt Asteroid          SPK-ID: 2434635
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3180126016382647 8.9077e-08  
a 2.603357735641747 3.036e-08 au
q 1.775457169135213 2.2215e-07 au
i 28.1840165495726 1.7007e-05 deg
node 248.3124653069756 2.2507e-05 deg
peri 251.8087297299897 3.5341e-05 deg
M 22.06200786295984 2.6405e-05 deg
tp 2458506.475347692307
(2019-Jan-22.97534769)
0.00011177 TDB
period 1534.260845206143
4.20
2.6839e-05
7.348e-08
d
yr
n .2346406747749796 4.1046e-09 deg/d
Q 3.43125830214828 4.0015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      6321 days (17.31 yr)  
   first obs. used      2001-11-17  
   last obs. used      2019-03-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60612  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:38:44  

Additional Information
 Earth MOID = .953357 au 
 Jupiter MOID = 2.34271 au 
 T_jup = 3.181 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO423558  

434635 (2005 WJ54)          Discovered 2005-Nov-21 by CSS at Catalina
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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