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JPL Small-Body Database Browser
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379279 (2009 UQ138)
Classification: Main-belt Asteroid          SPK-ID: 2379279
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1980051777549709 6.1937e-08  
a 2.609322475228639 3.104e-08 au
q 2.092663114700952 1.7323e-07 au
i 3.602341443820924 8.3719e-06 deg
node 206.1301613592142 0.0001367 deg
peri 196.1569595148408 0.00014194 deg
M 181.4610908639594 3.9878e-05 deg
tp 2459764.020031564830
(2022-Jul-03.52003156)
0.00018089 TDB
period 1539.536746882997
4.22
2.7471e-05
7.521e-08
d
yr
n .2338365750144447 4.1726e-09 deg/d
Q 3.125981835756327 3.7187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      4784 days (13.10 yr)  
   first obs. used      2006-01-06  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50005  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:47:59  

Additional Information
 Earth MOID = 1.10148 au 
 Jupiter MOID = 2.28265 au 
 T_jup = 3.380 
[ 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 17.5   n/a MPO418928  

379279 (2009 UQ138)          Discovered 2009-Oct-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2009 UQ138 = 2006 AF28 = 2009 TS5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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