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173900 (2001 UG149)
Classification: Outer Main-belt Asteroid          SPK-ID: 2173900
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898402149777068 6.539e-08  
a 3.210006658642778 2.6401e-08 au
q 2.600618304486162 2.145e-07 au
i 2.271466669478452 5.3638e-06 deg
node 89.59086709601051 0.00017044 deg
peri 290.3507568838517 0.00017108 deg
M 100.2124322142951 1.3981e-05 deg
tp 2458415.741654212818
(2018-Oct-24.24165421)
8.0156e-05 TDB
period 2100.667550241898
5.75
2.5915e-05
7.095e-08
d
yr
n .1713740948483471 2.1142e-09 deg/d
Q 3.819395012799393 3.1413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      6682 days (18.29 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52246  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:12:13  

Additional Information
 Earth MOID = 1.6043 au 
 Jupiter MOID = 1.64164 au 
 T_jup = 3.162 
[ 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 15.4   n/a MPO454194  

173900 (2001 UG149)          Discovered 2001-Oct-23 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 UG149 = 2001 UO6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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