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91759 (1999 TU191)
Classification: Main-belt Asteroid          SPK-ID: 2091759
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05947362080961625 4.6318e-08  
a 3.034661428572647 2.2839e-08 au
q 2.85417912548415 1.432e-07 au
i 8.174087907692369 6.0108e-06 deg
node 295.6622575612805 3.2246e-05 deg
peri 160.1423209024231 5.8274e-05 deg
M 266.0835212029997 4.9518e-05 deg
tp 2459504.236121947108
(2021-Oct-16.73612195)
0.00026719 TDB
period 1930.917834908768
5.29
2.1798e-05
5.968e-08
d
yr
n .1864398336851082 2.1047e-09 deg/d
Q 3.215143731661145 2.4197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      8900 days (24.37 yr)  
   first obs. used      1996-03-19  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:19:40  

Additional Information
 Earth MOID = 1.87255 au 
 Jupiter MOID = 1.90831 au 
 T_jup = 3.224 
[ 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 14.5   n/a MPO309823  

91759 (1999 TU191)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TU191 = 1996 FA8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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