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JPL Small-Body Database Browser
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487463 (2014 ST122)
Classification: Main-belt Asteroid          SPK-ID: 2487463
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05376644785992004 4.2518e-07  
a 2.909433548935905 4.325e-08 au
q 2.75300364172514 1.2402e-06 au
i 3.104762641770054 1.324e-05 deg
node 68.94401215179175 0.00050089 deg
peri 257.514815120019 0.00062855 deg
M 8.339254962055017 0.00034396 deg
tp 2458558.510970022626
(2019-Mar-16.01097002)
0.001732 TDB
period 1812.638042683104
4.96
4.0419e-05
1.107e-07
d
yr
n .1986055635614491 4.4286e-09 deg/d
Q 3.065863456146669 4.5576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5073 days (13.89 yr)  
   first obs. used      2005-12-07  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55483  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:45:35  

Additional Information
 Earth MOID = 1.74231 au 
 Jupiter MOID = 2.11639 au 
 T_jup = 3.280 
[ 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 16.6   n/a MPO399040  

487463 (2014 ST122)          Discovered 2009-Aug-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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