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173901 (2001 UR160)
Classification: Main-belt Asteroid          SPK-ID: 2173901
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1809323214807685 4.5999e-08  
a 3.120207952414889 2.6001e-08 au
q 2.555661484081708 1.4266e-07 au
i 16.67746588455678 6.571e-06 deg
node 57.94211311017541 1.8232e-05 deg
peri 92.24369279778847 2.6584e-05 deg
M 65.89640694243478 1.745e-05 deg
tp 2458632.003836938544
(2019-May-28.50383694)
9.6867e-05 TDB
period 2013.138877480998
5.51
2.5163e-05
6.889e-08
d
yr
n .1788252186806214 2.2352e-09 deg/d
Q 3.68475442074807 3.0705e-08 au
  Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      6761 days (18.51 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56246  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:32:08  

Additional Information
 Earth MOID = 1.63271 au 
 Jupiter MOID = 1.65503 au 
 T_jup = 3.127 
[ 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 15.2   n/a MPO299916  

173901 (2001 UR160)          Discovered 2001-Oct-23 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 UR160 = 2003 GB15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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