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173439 (2000 KQ3)
Classification: Main-belt Asteroid          SPK-ID: 2173439
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2142155339007465 5.5318e-08  
a 2.131307259620274 1.0747e-08 au
q 1.67474813709418 1.2003e-07 au
i 6.130593919575969 3.2472e-06 deg
node 101.6365254469728 5.2348e-05 deg
peri 225.9253419387115 5.3966e-05 deg
M 94.21655825069183 9.9446e-06 deg
tp 2458703.064872645977
(2019-Aug-07.56487265)
3.2503e-05 TDB
period 1136.494983849212
3.11
8.5957e-06
2.353e-08
d
yr
n .3167633866545636 2.3958e-09 deg/d
Q 2.587866382146368 1.3049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      7200 days (19.71 yr)  
   first obs. used      2000-05-11  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6043  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:03:52  

Additional Information
 Earth MOID = .66982 au 
 Jupiter MOID = 2.75523 au 
 T_jup = 3.685 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457642.5 (2016-Sep-11.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2146382019031871 5.5346e-08  
q 1.673747124343876 1.2017e-07 au
tp 2457567.140623099638
(2016-Jun-27.64062310)
3.7638e-05 TDB
node 101.6555809772756 5.2382e-05 deg
peri 226.0223557354645 5.3993e-05 deg
i 6.129196161864376 3.2461e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      7200 days (19.71 yr)  
   first obs. used      2000-05-11  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6043  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:03:52  

Additional Information
 Jupiter MOID = 2.75523 au 
 T_jup = 3.685 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.063173923489287E-15 -6.635173755487713E-15 1.057695656776004E-12 1.556204784063603E-14 2.849148716953451E-13 -1.416433265145042E-14
q -6.635173755487713E-15 1.44409129871013E-14 -2.471865907195019E-12 -2.8315652900888E-14 -6.856438770429937E-13 3.155994744214746E-14
tp 1.057695656776004E-12 -2.471865907195019E-12 1.416614072051575E-9 -1.827339480616703E-11 5.16740010326719E-10 -8.713839119557027E-12
node 1.556204784063603E-14 -2.8315652900888E-14 -1.827339480616703E-11 2.743886280553089E-9 -2.736507350075922E-9 5.677608184584507E-11
peri 2.849148716953451E-13 -6.856438770429937E-13 5.16740010326719E-10 -2.736507350075922E-9 2.915230674744407E-9 -5.935340747336285E-11
i -1.416433265145042E-14 3.155994744214746E-14 -8.713839119557027E-12 5.677608184584507E-11 -5.935340747336285E-11 1.053700563652847E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO493970  

173439 (2000 KQ3)          Discovered 2000-May-27 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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