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118058 (4175 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118058
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898577460983231 5.4123e-08  
a 2.234991871566839 1.0789e-08 au
q 1.810661352283086 1.2415e-07 au
i 8.545583904167765 5.4283e-06 deg
node 14.36463616210722 3.1717e-05 deg
peri 311.5084932555348 3.394e-05 deg
M 15.36603800842161 1.517e-05 deg
tp 2458948.407913723497
(2020-Apr-08.90791372)
5.1194e-05 TDB
period 1220.42852225559
3.34
8.8371e-06
2.419e-08
d
yr
n .2949783567288724 2.1359e-09 deg/d
Q 2.659322390850592 1.2837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      16670 days (45.64 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60508  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:55:21  

Additional Information
 Earth MOID = .812947 au 
 Jupiter MOID = 2.71401 au 
 T_jup = 3.601 
[ 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 16.3   n/a MPO268038  

118058 (4175 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

Alternate Designations
 4175 T-2 = 2000 WU21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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