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91667 (1999 TU111)
Classification: Main-belt Asteroid          SPK-ID: 2091667
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07437049288232589 3.882e-08  
a 2.993399820450535 2.2043e-08 au
q 2.770779200409763 1.1883e-07 au
i 10.69742775147478 5.4078e-06 deg
node 197.4997106624193 2.3264e-05 deg
peri 84.9565157100738 4.3222e-05 deg
M 69.08793849251073 3.7884e-05 deg
tp 2458637.467712227238
(2019-Jun-02.96771223)
0.00019774 TDB
period 1891.6706222514
5.18
2.0895e-05
5.721e-08
d
yr
n .1903079720990437 2.1021e-09 deg/d
Q 3.216020440491307 2.3682e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1051  
   data-arc span      7636 days (20.91 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52896  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:18:58  

Additional Information
 Earth MOID = 1.78168 au 
 Jupiter MOID = 1.90569 au 
 T_jup = 3.225 
[ 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 14.3   n/a MPO436412  

91667 (1999 TU111)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TU111 = 1999 TJ144 = 2002 CB50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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