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JPL Small-Body Database Browser
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434634 (2005 WE54)
Classification: Main-belt Asteroid          SPK-ID: 2434634
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1141841379251182 9.2338e-08  
a 2.543848583854551 3.1194e-08 au
q 2.253381426295086 2.2105e-07 au
i 14.43159430607437 1.1258e-05 deg
node 100.9899044648879 3.1934e-05 deg
peri 94.63129482556289 6.2833e-05 deg
M 125.6002388033454 5.1816e-05 deg
tp 2458483.461030386880
(2018-Dec-30.96103039)
0.00021161 TDB
period 1481.956012457561
4.06
2.7259e-05
7.463e-08
d
yr
n .2429221899798523 4.4683e-09 deg/d
Q 2.834315741414016 3.4756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      4993 days (13.67 yr)  
   first obs. used      2005-11-25  
   last obs. used      2019-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52714  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 09:49:28  

Additional Information
 Earth MOID = 1.3053 au 
 Jupiter MOID = 2.28571 au 
 T_jup = 3.391 
[ 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 16.8   n/a MPO434586  

434634 (2005 WE54)          Discovered 2005-Nov-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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