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JPL Small-Body Database Browser
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423462 (2005 SY139)
Classification: Main-belt Asteroid          SPK-ID: 2423462
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311230530994659 6.819e-08  
a 2.386873030125924 2.3315e-08 au
q 2.07389895105504 1.7528e-07 au
i 6.47793284344888 6.938e-06 deg
node 25.70008656185659 5.4966e-05 deg
peri 250.0997709983789 6.7541e-05 deg
M 71.76249882872669 3.2211e-05 deg
tp 2458732.004225789317
(2019-Sep-05.50422579)
0.00012113 TDB
period 1346.921864392398
3.69
1.9735e-05
5.403e-08
d
yr
n .2672760829837724 3.9162e-09 deg/d
Q 2.699847109196809 2.6373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5576 days (15.27 yr)  
   first obs. used      2004-03-16  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73489  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:30:13  

Additional Information
 Earth MOID = 1.06862 au 
 Jupiter MOID = 2.41806 au 
 T_jup = 3.514 
[ 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 17.6   n/a MPO434532  

423462 (2005 SY139)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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