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160613 (1999 TA68)
Classification: Main-belt Asteroid          SPK-ID: 2160613
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1163702786155659 5.9373e-08  
a 3.099186502600524 3.0785e-08 au
q 2.7385333058113 1.7748e-07 au
i 2.281293903158943 4.0215e-06 deg
node 96.4528759818859 0.00017554 deg
peri 56.53895888862076 0.00017724 deg
M 217.7485480997506 2.8011e-05 deg
tp 2459987.952202036476
(2023-Feb-12.45220204)		 0.00016317 TDB
period 1992.828817887338
5.46		 2.9693e-05
8.13e-08		 d
yr
n .1806477288810223 2.6917e-09 deg/d
Q 3.459839699389748 3.4368e-08 au
   Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      21997 days (60.22 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60538  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:05  

Additional Information
 Earth MOID = 1.74965 au 
 Jupiter MOID = 1.53163 au 
 T_jup = 3.211 
[ 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 15.67   n/a E2021B55  

160613 (1999 TA68)          Discovered 1999-Oct-08 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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