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(2012 KX4)
Classification: Mars-crossing Asteroid          SPK-ID: 3604404
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .532667791225174 3.9931e-07  
a 2.966678590334438 1.5276e-07 au
q 1.38642445834598 1.2547e-06 au
i 9.079159679042668 2.2426e-05 deg
node 153.6141963949874 5.7719e-05 deg
peri 77.97262528960694 0.00012173 deg
M 248.4159173817138 3.1159e-05 deg
tp 2459779.000740929811
(2022-Jul-18.50074093)
0.00019917 TDB
period 1866.397624535408
5.11
0.00014416
3.947e-07
d
yr
n .1928849433086976 1.4898e-08 deg/d
Q 4.546932722322897 2.3413e-07 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      5421 days (14.84 yr)  
   first obs. used      2002-08-12  
   last obs. used      2017-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51645  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 06:26:02  

Additional Information
 Earth MOID = .417177 au 
 Jupiter MOID = .783302 au 
 T_jup = 3.016 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.7   n/a MPO413631  

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