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173843 (2001 TN118)
Classification: Main-belt Asteroid          SPK-ID: 2173843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .286129319083853 4.3622e-08  
a 3.073957780240438 2.3581e-08 au
q 2.194408333687729 1.2915e-07 au
i 12.78448791049573 8.2842e-06 deg
node 296.2910641592715 3.1118e-05 deg
peri 134.0297321962296 3.755e-05 deg
M 137.3577028573261 1.8529e-05 deg
tp 2458249.403405737418
(2018-May-10.90340574)
9.6965e-05 TDB
period 1968.544670664661
5.39
2.2652e-05
6.202e-08
d
yr
n .1828762157977595 2.1043e-09 deg/d
Q 3.953507226793146 3.0328e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      8644 days (23.67 yr)  
   first obs. used      1995-08-22  
   last obs. used      2019-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59162  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:09:11  

Additional Information
 Earth MOID = 1.23029 au 
 Jupiter MOID = 1.45744 au 
 T_jup = 3.129 
[ 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 16.0   n/a MPC23822  

173843 (2001 TN118)          Discovered 2001-Oct-15 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 TN118 = 1995 QB12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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