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118054 (4123 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118054
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .137598339057735 5.28e-08  
a 2.413233379252075 1.0389e-08 au
q 2.081176474508304 1.2879e-07 au
i 7.501026495842058 5.7994e-06 deg
node 170.0674766254998 3.2124e-05 deg
peri 171.6992585529502 3.5792e-05 deg
M 179.0670709073526 1.7122e-05 deg
tp 2458319.400374631524
(2018-Jul-19.90037463)
6.3098e-05 TDB
period 1369.296230123254
3.75
8.8423e-06
2.421e-08
d
yr
n .2629087790357791 1.6977e-09 deg/d
Q 2.745290283995845 1.1819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      16936 days (46.37 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54376  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:53:22  

Additional Information
 Earth MOID = 1.07348 au 
 Jupiter MOID = 2.65289 au 
 T_jup = 3.494 
[ 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 16.4   n/a MPO469221  

118054 (4123 T-2)          Discovered 1973-Sep-29 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
 4123 T-2 = 2003 SK70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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