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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05376644645283589 4.2246e-07  
a 2.90943355047864 4.1903e-08 au
q 2.753003647278746 1.2311e-06 au
i 3.104764873337654 1.2853e-05 deg
node 68.94389174686441 0.00047065 deg
peri 257.5149349381863 0.00060187 deg
M 8.339255081115043 0.00034247 deg
tp 2458558.510969389749
(2019-Mar-16.01096939)		 0.0017245 TDB
period 1812.638044124839
4.96		 3.9159e-05
1.072e-07		 d
yr
n .1986055634034824 4.2906e-09 deg/d
Q 3.065863453678534 4.4156e-08 au
   Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      5078 days (13.90 yr)  
   first obs. used      2005-12-07  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55131  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 03:43:54  

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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