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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02386034467922519 5.5946e-08  
a 3.208306014274106 2.5697e-08 au
q 3.131754726937095 1.8857e-07 au
i 13.02354979660171 5.529e-06 deg
node 339.2561871307376 2.142e-05 deg
peri 178.3866455186561 0.00010792 deg
M 296.7866202841815 0.0001057 deg
tp 2459369.068839181216
(2021-Jun-03.56883918)
0.00061684 TDB
period 2098.998387710548
5.75
2.5217e-05
6.904e-08
d
yr
n .1715103747138485 2.0605e-09 deg/d
Q 3.284857301611118 2.631e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1143  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      2001-07-26  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49141  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:27:20  

Additional Information
 Earth MOID = 2.14053 au 
 Jupiter MOID = 1.70588 au 
 T_jup = 3.151 
[ 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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