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JPL Small-Body Database Browser
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66731 (1999 TN111)
Classification: Main-belt Asteroid          SPK-ID: 2066731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0555553766788054 3.7115e-08  
a 2.983649243120738 2.064e-08 au
q 2.817891485541733 1.0747e-07 au
i 10.3959771263068 4.2697e-06 deg
node 208.5748889295568 2.6285e-05 deg
peri 14.09311127008991 5.2343e-05 deg
M 141.0998819084775 4.5402e-05 deg
tp 2458262.690529026790
(2018-May-24.19052903)
0.00023736 TDB
period 1882.435378100746
5.15
1.9534e-05
5.348e-08
d
yr
n .1912416246464813 1.9845e-09 deg/d
Q 3.149407000699743 2.1787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      7359 days (20.15 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56725  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:51:43  

Additional Information
 Earth MOID = 1.81115 au 
 Jupiter MOID = 1.82108 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 14.1   n/a MPO432220  

66731 (1999 TN111)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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