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JPL Small-Body Database Browser
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201720 (2003 UO189)
Classification: Main-belt Asteroid          SPK-ID: 2201720
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1244694872122613 8.0903e-08  
a 3.161253777505974 4.5706e-08 au
q 2.767774140871981 2.7994e-07 au
i 4.057426856817678 7.4209e-06 deg
node 355.2243714338447 8.7278e-05 deg
peri 355.6440955154687 9.0967e-05 deg
M 310.1461552268782 2.47e-05 deg
tp 2458884.804428894893
(2020-Feb-05.30442890)
0.00014158 TDB
period 2052.993001200622
5.62
4.4524e-05
1.219e-07
d
yr
n .1753537395351404 3.803e-09 deg/d
Q 3.554733414139966 5.1395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      5867 days (16.06 yr)  
   first obs. used      2003-10-02  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62099  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:01:58  

Additional Information
 Earth MOID = 1.76105 au 
 Jupiter MOID = 1.86341 au 
 T_jup = 3.189 
[ 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 15.9   n/a MPO449981  

201720 (2003 UO189)          Discovered 2003-Oct-22 by Spacewatch at Kitt Peak
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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