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86256 (1999 TQ190)
Classification: Main-belt Asteroid          SPK-ID: 2086256
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09869803024324783 5.9375e-08  
a 3.15585222046849 2.8259e-08 au
q 2.84437582256947 1.9458e-07 au
i 13.17786643384311 6.816e-06 deg
node 329.38031477 1.8666e-05 deg
peri 11.55555563833549 2.9718e-05 deg
M 282.8308135253068 2.5408e-05 deg
tp 2459439.449779670874
(2021-Aug-12.94977967)
0.00014761 TDB
period 2047.733401120357
5.61
2.7505e-05
7.53e-08
d
yr
n .175804135344492 2.3614e-09 deg/d
Q 3.46732861836751 3.1048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      7207 days (19.73 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53107  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:46:50  

Additional Information
 Earth MOID = 1.83648 au 
 Jupiter MOID = 1.91268 au 
 T_jup = 3.158 
[ 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 14.2   n/a MPO436378  
diameter diameter 7.245 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86256 (1999 TQ190)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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