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173851 (2001 TK143)
Classification: Main-belt Asteroid          SPK-ID: 2173851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03922642707934457 4.4502e-08  
a 3.144436170163367 2.8846e-08 au
q 3.0210911740288 1.4793e-07 au
i 8.895309924946083 5.0581e-06 deg
node 54.50940894279315 3.5025e-05 deg
peri 55.0069015476332 0.00010788 deg
M 33.98808788360309 9.7073e-05 deg
tp 2458808.218795689639
(2019-Nov-20.71879569)
0.00055019 TDB
period 2036.632180921374
5.58
2.8025e-05
7.673e-08
d
yr
n .1767624038215559 2.4324e-09 deg/d
Q 3.267781166297933 2.9978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      9883 days (27.06 yr)  
   first obs. used      1993-03-28  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53805  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:30:59  

Additional Information
 Earth MOID = 2.04841 au 
 Jupiter MOID = 1.82523 au 
 T_jup = 3.190 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO417938  

173851 (2001 TK143)          Discovered 2001-Oct-10 by NEAT at Palomar
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 TK143 = 1999 HV5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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