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JPL Small-Body Database Browser
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437039 (2012 TR312)
Classification: Main-belt Asteroid          SPK-ID: 2437039
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 .1098601644513823 1.9588e-07  
a 3.105435559872139 1.1469e-07 au
q 2.764271898571415 6.9061e-07 au
i 11.6800433032649 1.1668e-05 deg
node 44.56699649487766 5.7414e-05 deg
peri 327.2505928135297 8.458e-05 deg
M 82.49499358625144 6.2207e-05 deg
tp 2458142.455891152019
(2018-Jan-23.95589115)
0.00033258 TDB
period 1998.859227898099
5.47
0.00011073
3.032e-07
d
yr
n .1801027280838371 9.977e-09 deg/d
Q 3.446599221172863 1.2729e-07 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      4012 days (10.98 yr)  
   first obs. used      2007-12-16  
   last obs. used      2018-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54799  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:58:18  

Additional Information
 Earth MOID = 1.77327 au 
 Jupiter MOID = 2.02555 au 
 T_jup = 3.179 
[ 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 16.0   n/a E2014D42  

437039 (2012 TR312)          Discovered 2007-Dec-16 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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