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91816 (1999 TA267)
Classification: Main-belt Asteroid          SPK-ID: 2091816
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06080410928431953 5.6014e-08  
a 2.997546599032836 2.4168e-08 au
q 2.815283448040403 1.6757e-07 au
i 9.326555978718121 5.8878e-06 deg
node 302.6748754719625 2.6251e-05 deg
peri 203.9618003858932 4.1583e-05 deg
M 215.7090899414721 3.364e-05 deg
tp 2459760.272925710020
(2022-Jun-29.77292571)
0.00017966 TDB
period 1895.602800929468
5.19
2.2926e-05
6.277e-08
d
yr
n .1899132032425157 2.2968e-09 deg/d
Q 3.179809750025269 2.5638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      7607 days (20.83 yr)  
   first obs. used      1999-10-03  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:19:57  

Additional Information
 Earth MOID = 1.83066 au 
 Jupiter MOID = 1.87272 au 
 T_jup = 3.231 
[ 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 14.4   n/a MPO436413  

91816 (1999 TA267)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TA267 = 2001 AR29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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