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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3182276629855409 8.9243e-08  
a 2.605938500079924 3.0384e-08 au
q 1.776656781315444 2.2285e-07 au
i 28.1600916855037 1.6996e-05 deg
node 248.2948807724042 2.2523e-05 deg
peri 251.995960300262 3.5224e-05 deg
M 115.6410811021402 2.7097e-05 deg
tp 2458506.923683560870
(2019-Jan-23.42368356)
0.00011165 TDB
period 1536.542829110563
4.21
2.6873e-05
7.357e-08
d
yr
n .2342922001128911 4.0976e-09 deg/d
Q 3.435220218844405 4.0053e-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 = .954994 au 
 Jupiter MOID = 2.34119 au 
 T_jup = 3.180 
[ 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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