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146780 (2001 XK235)
Classification: Main-belt Asteroid          SPK-ID: 2146780
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1357709611979305 5.1724e-08  
a 2.911281465517063 3.2641e-08 au
q 2.516013982626092 1.5234e-07 au
i 4.628956287362198 6.9259e-06 deg
node 60.07165710079064 9.2513e-05 deg
peri 30.31467912188502 9.8673e-05 deg
M 249.3138653416146 3.732e-05 deg
tp 2459558.347435306012
(2021-Dec-09.84743531)
0.00019371 TDB
period 1814.365252973898
4.97
3.0513e-05
8.354e-08
d
yr
n .198416498227096 3.3369e-09 deg/d
Q 3.306548948408035 3.7072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      9188 days (25.16 yr)  
   first obs. used      1993-03-23  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59199  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:21  

Additional Information
 Earth MOID = 1.53383 au 
 Jupiter MOID = 1.89596 au 
 T_jup = 3.265 
[ 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 15.7   n/a MPO439881  

146780 (2001 XK235)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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