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146669 (2001 UO173)
Classification: Main-belt Asteroid          SPK-ID: 2146669
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08494038513809085 4.8058e-08  
a 2.72535011887614 1.9268e-08 au
q 2.493857830142659 1.3312e-07 au
i 3.447763980161743 5.0234e-06 deg
node 76.3313659298645 0.00011585 deg
peri 57.15513589723079 0.00012327 deg
M 324.4774960062803 4.4821e-05 deg
tp 2459162.655973647079
(2020-Nov-09.15597365)
0.00020537 TDB
period 1643.356856917219
4.50
1.7428e-05
4.772e-08
d
yr
n .2190638013190426 2.3232e-09 deg/d
Q 2.956842407609621 2.0905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      9408 days (25.76 yr)  
   first obs. used      1994-02-15  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67386  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:38:09  

Additional Information
 Earth MOID = 1.51025 au 
 Jupiter MOID = 2.06803 au 
 T_jup = 3.349 
[ 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 16.2   n/a MPO453932  

146669 (2001 UO173)          Discovered 2001-Oct-18 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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