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JPL Small-Body Database Browser
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437009 (2012 TR258)
Classification: Main-belt Asteroid          SPK-ID: 2437009
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 .09024776575586452 1.2119e-07  
a 2.712513629303771 6.8686e-08 au
q 2.467715334676774 3.8059e-07 au
i 12.22009936651012 5.2711e-06 deg
node 95.14282819592059 4.0349e-05 deg
peri 262.7176691862501 6.3967e-05 deg
M 191.0972555358499 4.8579e-05 deg
tp 2459366.079905869987
(2021-May-31.57990587)
0.00023665 TDB
period 1631.760140947228
4.47
6.1979e-05
1.697e-07
d
yr
n .2206206604550482 8.3798e-09 deg/d
Q 2.957311923930767 7.4884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      4751 days (13.01 yr)  
   first obs. used      2006-05-24  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52344  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:19  

Additional Information
 Earth MOID = 1.4982 au 
 Jupiter MOID = 2.43439 au 
 T_jup = 3.324 
[ 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 17.1   n/a MPO434606  

437009 (2012 TR258)          Discovered 2008-Dec-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 TR258 = 2008 XX18 = 2012 TY258 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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