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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1102020854823462 1.7604e-07  
a 3.104260220462259 9.4052e-08 au
q 2.76216427028743 6.0896e-07 au
i 11.6803517406475 1.0737e-05 deg
node 44.55383952252522 5.729e-05 deg
peri 327.1229431273561 8.3113e-05 deg
M 154.6821960394252 6.4018e-05 deg
tp 2458142.132165965121
(2018-Jan-23.63216597)
0.0003295 TDB
period 1997.724548556291
5.47
9.079e-05
2.486e-07
d
yr
n .180205023890888 8.1897e-09 deg/d
Q 3.446356170637087 1.0442e-07 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      4431 days (12.13 yr)  
   first obs. used      2007-12-16  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53382  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:07:30  

Additional Information
 Earth MOID = 1.77197 au 
 Jupiter MOID = 2.02889 au 
 T_jup = 3.180 
[ 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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