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118156 (5146 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118156
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09011963513496143 7.9161e-08  
a 2.616359998746242 2.3572e-08 au
q 2.380574590277523 2.1535e-07 au
i 22.32967313438542 7.6005e-06 deg
node 42.82969371435224 2.0187e-05 deg
peri 82.40113836811967 5.6731e-05 deg
M 290.308857977884 4.8484e-05 deg
tp 2459299.740077373234
(2021-Mar-26.24007737)
0.00020772 TDB
period 1545.769300497017
4.23
2.089e-05
5.719e-08
d
yr
n .2328937441597836 3.1474e-09 deg/d
Q 2.852145407214961 2.5696e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      15444 days (42.28 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57796  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:54:48  

Additional Information
 Earth MOID = 1.49768 au 
 Jupiter MOID = 2.34386 au 
 T_jup = 3.295 
[ 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 15.3   n/a MPO502793  

118156 (5146 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

Alternate Designations
 5146 T-3 = 2003 XX9 = 2005 GT159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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