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312595 (2009 KJ6)
Classification: Main-belt Asteroid          SPK-ID: 2312595
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1206799630901329 5.2906e-08  
a 3.010802352812027 4.2573e-08 au
q 2.647458836002986 1.6372e-07 au
i 3.699957019822259 5.7918e-06 deg
node 88.11613869438713 9.8006e-05 deg
peri 226.7241663228383 0.00010147 deg
M 333.9757982876181 2.8973e-05 deg
tp 2459138.442061693564
(2020-Oct-15.94206169)
0.00015519 TDB
period 1908.190797109295
5.22
4.0473e-05
1.108e-07
d
yr
n .1886603795308947 4.0015e-09 deg/d
Q 3.374145869621068 4.7711e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      8622 days (23.61 yr)  
   first obs. used      1995-10-19  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66728  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:47:10  

Additional Information
 Earth MOID = 1.63533 au 
 Jupiter MOID = 1.88826 au 
 T_jup = 3.235 
[ 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 16.2   n/a MPO437379  

312595 (2009 KJ6)          Discovered 2009-May-25 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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