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91729 (1999 TG163)
Classification: Main-belt Asteroid          SPK-ID: 2091729
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09895505535068794 3.8102e-08  
a 3.007359022139133 2.0497e-08 au
q 2.709765643643964 1.1601e-07 au
i 10.12210213922448 4.4226e-06 deg
node 183.1113794409751 2.4103e-05 deg
peri 115.4465103672259 3.2829e-05 deg
M 60.13327126629819 2.1729e-05 deg
tp 2458682.308427417241
(2019-Jul-17.80842742)
0.00011512 TDB
period 1904.918254363992
5.22
1.9475e-05
5.332e-08
d
yr
n .1889844874840552 1.9321e-09 deg/d
Q 3.304952400634301 2.2526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      9371 days (25.66 yr)  
   first obs. used      1994-12-01  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56837  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:19:20  

Additional Information
 Earth MOID = 1.71408 au 
 Jupiter MOID = 1.95756 au 
 T_jup = 3.220 
[ 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 14.9   n/a MPO449564  

91729 (1999 TG163)          Discovered 1999-Oct-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TG163 = 1994 XS5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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