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483391 (1991 TT16)
Classification: Main-belt Asteroid          SPK-ID: 2483391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2606942182090954 9.0536e-08  
a 2.306539859598257 9.717e-09 au
q 1.705238254132172 2.0913e-07 au
i 2.946100378643346 8.2276e-06 deg
node 171.6800733207066 0.00013881 deg
peri 230.6659487686805 0.00014068 deg
M 56.46352206638277 1.4177e-05 deg
tp 2458799.819424768461
(2019-Nov-12.31942477)
5.0213e-05 TDB
period 1279.498770877545
3.50
8.0854e-06
2.214e-08
d
yr
n .2813601764955926 1.778e-09 deg/d
Q 2.907841465064341 1.225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      10271 days (28.12 yr)  
   first obs. used      1991-10-06  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6586  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:52:23  

Additional Information
 Earth MOID = .715601 au 
 Jupiter MOID = 2.50739 au 
 T_jup = 3.540 
[ 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 18.1   n/a MPO503646  

483391 (1991 TT16)          Discovered 1991-Oct-06 by Lowe, A. at Palomar
Reference: Last Updated: 2017-03-14

Alternate Designations
 1991 TT16 = 2005 UZ397 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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