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259386 (2003 KJ7)
Classification: Main-belt Asteroid          SPK-ID: 2259386
[ 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 .157624562429256 6.7035e-08  
a 3.113116967384739 3.824e-08 au
q 2.622413267609627 2.2831e-07 au
i 16.86446645996023 6.4791e-06 deg
node 209.7132935003488 1.5357e-05 deg
peri 330.82632445 2.6261e-05 deg
M 82.88025312303262 1.7705e-05 deg
tp 2458538.608305972099
(2019-Feb-24.10830597)		 0.00010221 TDB
period 2006.280188396706
5.49		 3.6966e-05
1.012e-07		 d
yr
n .1794365523230779 3.3062e-09 deg/d
Q 3.603820667159851 4.4268e-08 au
   Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2003-04-28  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55842  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:10:29  

Additional Information
 Earth MOID = 1.6356 au 
 Jupiter MOID = 1.42294 au 
 T_jup = 3.133 
[ 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 15.4   n/a MPO476069  

259386 (2003 KJ7)          Discovered 2003-May-23 by Spacewatch at Kitt Peak
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

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