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JPL Small-Body Database Browser
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105500 (2000 QL231)
Classification: Main-belt Asteroid          SPK-ID: 2105500
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1819528945350828 5.343e-08  
a 2.324010483379226 1.159e-08 au
q 1.901150048998499 1.2164e-07 au
i 2.241549853351526 4.2149e-06 deg
node 248.3319437068799 0.00014239 deg
peri 66.28153456377794 0.00014341 deg
M 215.5687955141373 2.0622e-05 deg
tp 2459519.675372701300
(2021-Nov-01.17537270)
7.6019e-05 TDB
period 1294.063390510343
3.54
9.6807e-06
2.65e-08
d
yr
n .2781934815867297 2.0811e-09 deg/d
Q 2.746870917759953 1.3699e-08 au
  Orbit Determination Parameters
   # obs. used (total)      382  
   data-arc span      7122 days (19.50 yr)  
   first obs. used      2000-08-02  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60207  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 02:23:51  

Additional Information
 Earth MOID = .888666 au 
 Jupiter MOID = 2.53197 au 
 T_jup = 3.552 
[ 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 16.8   n/a MPO459494  
diameter diameter 2.266 km 0.600 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

105500 (2000 QL231)          Discovered 2000-Aug-29 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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