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JPL Small-Body Database Browser
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109369 (2001 QA159)
Classification: Main-belt Asteroid          SPK-ID: 2109369
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04976767415889122 5.386e-08  
a 3.136608766005275 3.023e-08 au
q 2.980507042974803 1.7009e-07 au
i 10.57846607838419 5.8732e-06 deg
node 165.3976981779768 2.4007e-05 deg
peri 209.2711062506872 5.0016e-05 deg
M 31.49229593821941 4.4122e-05 deg
tp 2458423.003097810075
(2018-Oct-31.50309781)		 0.00024831 TDB
period 2029.032272328697
5.56		 2.9333e-05
8.031e-08		 d
yr
n .1774244820595348 2.5649e-09 deg/d
Q 3.292710489035747 3.1734e-08 au
   Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      6269 days (17.16 yr)  
   first obs. used      2001-08-16  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57414  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 00:58:06  

Additional Information
 Earth MOID = 1.98274 au 
 Jupiter MOID = 1.97847 au 
 T_jup = 3.183 
[ 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 14.7   n/a MPO453553  
diameter diameter 6.755 km 0.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109369 (2001 QA159)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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