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452323 (2000 KQ39)
Classification: Main-belt Asteroid          SPK-ID: 2452323
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2341417736637769 9.0281e-08  
a 2.635808987745406 1.5534e-08 au
q 2.018655996315772 2.4076e-07 au
i 4.488949926981052 6.5627e-06 deg
node 107.5333290158186 0.00010193 deg
peri 90.78653758632616 0.00010379 deg
M 314.4649156055799 1.4838e-05 deg
tp 2459398.202869927380
(2021-Jul-02.70286993)
6.4753e-05 TDB
period 1563.03725183341
4.28
1.3817e-05
3.783e-08
d
yr
n .2303208062237337 2.036e-09 deg/d
Q 3.25296197917504 1.9171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      7544 days (20.65 yr)  
   first obs. used      2000-05-24  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58771  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 20:44:32  

Additional Information
 Earth MOID = 1.02204 au 
 Jupiter MOID = 1.71615 au 
 T_jup = 3.354 
[ 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 17.4   n/a MPO437750  

452323 (2000 KQ39)          Discovered 2000-May-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2000 KQ39 = 2004 EA53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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