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JPL Small-Body Database Browser
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109519 (2001 QT239)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109519
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02410422165286819 6.1662e-08  
a 3.207250764575087 2.7248e-08 au
q 3.129942481249439 2.0254e-07 au
i 13.0242943893424 6.9471e-06 deg
node 339.2718061113861 2.1522e-05 deg
peri 179.0908114645836 0.00010669 deg
M 227.4680679690953 0.00010452 deg
tp 2459372.852988294747
(2021-Jun-07.35298829)
0.00061053 TDB
period 2097.962894868779
5.74
2.6736e-05
7.32e-08
d
yr
n .1715950271954247 2.1867e-09 deg/d
Q 3.284559047900736 2.7905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1037  
   data-arc span      6698 days (18.34 yr)  
   first obs. used      2001-07-26  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50208  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:16:21  

Additional Information
 Earth MOID = 2.1391 au 
 Jupiter MOID = 1.70758 au 
 T_jup = 3.152 
[ 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 13.9   n/a MPO379291  
diameter diameter 7.980 km 0.373 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109519 (2001 QT239)          Discovered 2001-Aug-24 by LINEAR at Socorro
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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