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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05004967453199471 5.3215e-08  
a 3.136879525219475 2.9523e-08 au
q 2.979879725936162 1.68e-07 au
i 10.57905101072896 5.786e-06 deg
node 165.3820939542736 2.3852e-05 deg
peri 209.2558281577407 4.9475e-05 deg
M 102.4569344880949 4.3583e-05 deg
tp 2458422.957374208405
(2018-Oct-31.45737421)		 0.00024456 TDB
period 2029.295004030532
5.56		 2.8649e-05
7.844e-08		 d
yr
n .1774015110099703 2.5045e-09 deg/d
Q 3.293879324502788 3.1001e-08 au
   Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 15:48:51  

Additional Information
 Earth MOID = 1.98298 au 
 Jupiter MOID = 1.97764 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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