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344378 (2001 XK203)
Classification: Main-belt Asteroid          SPK-ID: 2344378
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2151741860514753 5.0406e-08  
a 2.364028794112654 1.1095e-08 au
q 1.855350822537213 1.2369e-07 au
i 5.538873787353944 4.0903e-06 deg
node 117.441339422754 5.9245e-05 deg
peri 300.8004548758653 6.0517e-05 deg
M 34.86391707745641 1.1683e-05 deg
tp 2458871.926564330114
(2020-Jan-23.42656433)
4.2893e-05 TDB
period 1327.631566422249
3.63
9.3465e-06
2.559e-08
d
yr
n .2711595664828469 1.909e-09 deg/d
Q 2.872706765688095 1.3483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6608 days (18.09 yr)  
   first obs. used      2001-10-25  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59776  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 22:56:53  

Additional Information
 Earth MOID = .875061 au 
 Jupiter MOID = 2.48126 au 
 T_jup = 3.511 
[ 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 MPO455507  

344378 (2001 XK203)          Discovered 2001-Dec-11 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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