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161757 (2006 TH)
Classification: Main-belt Asteroid          SPK-ID: 2161757
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1239977117941957 4.272e-08  
a 2.452664953690266 1.4287e-08 au
q 2.148540111634856 1.0433e-07 au
i 6.281622871980633 4.1199e-06 deg
node 171.0324666044354 4.2094e-05 deg
peri 257.485465878381 4.5263e-05 deg
M 161.6931308820822 1.9367e-05 deg
tp 2458370.348702672334
(2018-Sep-08.84870267)
7.2402e-05 TDB
period 1402.993842721729
3.84
1.2259e-05
3.356e-08
d
yr
n .2565941410702276 2.242e-09 deg/d
Q 2.756789795745676 1.6058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      410  
   data-arc span      7916 days (21.67 yr)  
   first obs. used      1998-08-24  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:42:55  

Additional Information
 Earth MOID = 1.17272 au 
 Jupiter MOID = 2.5226 au 
 T_jup = 3.476 
[ 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 16.4   n/a MPO426999  

161757 (2006 TH)          Discovered 2006-Oct-02 by Lowe, A. at Mayhill
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 2006 TH = 2004 EU67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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