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JPL Small-Body Database Browser
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91733 (1999 TO164)
Classification: Main-belt Asteroid          SPK-ID: 2091733
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01131490464550121 3.8975e-08  
a 2.931022761911875 1.9556e-08 au
q 2.897858518847048 1.203e-07 au
i 10.79846666014989 4.7773e-06 deg
node 7.449672610494752 2.2282e-05 deg
peri 71.73844884216228 0.00022315 deg
M 344.5012304267569 0.00022103 deg
tp 2459079.408163224505
(2020-Aug-17.90816322)
0.0011254 TDB
period 1832.851222581132
5.02
1.8344e-05
5.022e-08
d
yr
n .1964152875938431 1.9658e-09 deg/d
Q 2.964187004976702 1.9777e-08 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      7348 days (20.12 yr)  
   first obs. used      1999-10-01  
   last obs. used      2019-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55824  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:49:16  

Additional Information
 Earth MOID = 1.91782 au 
 Jupiter MOID = 2.03537 au 
 T_jup = 3.250 
[ 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 14.6   n/a MPO502691  

91733 (1999 TO164)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 TO164 = 2000 XT34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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