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190282 (1989 UQ3)
Classification: Main-belt Asteroid          SPK-ID: 2190282
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2965564894466088 4.2859e-08  
a 2.432071876575974 8.4925e-09 au
q 1.710825178776777 1.0687e-07 au
i 11.83295340498477 4.0577e-06 deg
node 203.8766970126496 2.7467e-05 deg
peri 169.770465669025 2.9543e-05 deg
M 92.51572415295061 1.2135e-05 deg
tp 2458844.478613396957
(2019-Dec-26.97861340)
4.5459e-05 TDB
period 1385.361249134296
3.79
7.2562e-06
1.987e-08
d
yr
n .2598600186232737 1.3611e-09 deg/d
Q 3.153318574375171 1.1011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      11463 days (31.38 yr)  
   first obs. used      1989-10-26  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47918  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:00  

Additional Information
 Earth MOID = .712157 au 
 Jupiter MOID = 2.32046 au 
 T_jup = 3.418 
[ 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 16.3   n/a MPO494050  

190282 (1989 UQ3)          Discovered 1989-Oct-26 by Helin, E. F. at Palomar
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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Alternate Designations
 1989 UQ3 = 2004 RF139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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