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JPL Small-Body Database Browser
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91768 (1999 TQ196)
Classification: Main-belt Asteroid          SPK-ID: 2091768
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138844414199339 4.4198e-08  
a 2.997959178849983 2.6962e-08 au
q 2.656538272366888 1.4461e-07 au
i 9.942777136855808 8.88e-06 deg
node 1.99739588063811 2.3083e-05 deg
peri 62.44294437670124 4.8574e-05 deg
M 330.0019414465615 4.5606e-05 deg
tp 2459158.489289927992
(2020-Nov-04.98928993)
0.00024136 TDB
period 1895.99417818183
5.19
2.5578e-05
7.003e-08
d
yr
n .189874000744677 2.5615e-09 deg/d
Q 3.339380085333076 3.0033e-08 au
  Orbit Determination Parameters
   # obs. used (total)      590  
   data-arc span      15005 days (41.08 yr)  
   first obs. used      1978-10-27  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60362  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:49:38  

Additional Information
 Earth MOID = 1.68669 au 
 Jupiter MOID = 2.03404 au 
 T_jup = 3.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO502692  

91768 (1999 TQ196)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 TQ196 = 1978 UC5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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