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146625 (2001 TC257)
Classification: Main-belt Asteroid          SPK-ID: 2146625
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08803574971854414 6.5289e-08  
a 3.048985666968741 3.525e-08 au
q 2.780565927896053 2.187e-07 au
i 11.08324064641203 6.1831e-06 deg
node 34.4468067481837 2.5324e-05 deg
peri 306.33408035437 3.8291e-05 deg
M 246.3871394925129 3.1262e-05 deg
tp 2459614.200524969293
(2022-Feb-03.70052497)
0.0001738 TDB
period 1944.605461055054
5.32
3.3723e-05
9.233e-08
d
yr
n .1851275270021511 3.2104e-09 deg/d
Q 3.31740540604143 3.8353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      6770 days (18.54 yr)  
   first obs. used      2001-10-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55825  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:56:00  

Additional Information
 Earth MOID = 1.79108 au 
 Jupiter MOID = 2.08304 au 
 T_jup = 3.203 
[ 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 14.9   n/a MPO469554  

146625 (2001 TC257)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 TC257 = 2006 TB6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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