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118140 (4042 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118140
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373142308563011 4.2911e-08  
a 2.635471145831155 1.3554e-08 au
q 2.273583452497376 1.0803e-07 au
i 4.625294376141443 5.2243e-06 deg
node 61.70014170675015 5.3764e-05 deg
peri 261.8823080084234 5.7499e-05 deg
M 120.6934831016758 2.1015e-05 deg
tp 2458872.577384443462
(2020-Jan-24.07738444)
8.9758e-05 TDB
period 1562.736750595401
4.28
1.2056e-05
3.301e-08
d
yr
n .2303650949930246 1.7771e-09 deg/d
Q 2.997358839164935 1.5415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      746  
   data-arc span      15797 days (43.25 yr)  
   first obs. used      1977-10-11  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5585  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:53  

Additional Information
 Earth MOID = 1.26633 au 
 Jupiter MOID = 2.31243 au 
 T_jup = 3.380 
[ 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 15.70   n/a MPCxxxxx  

118140 (4042 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 4042 T-3 = 2003 UF262 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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