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259160 (2002 XJ118)
Classification: Main-belt Asteroid          SPK-ID: 2259160
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 .02547568988253256 6.4318e-08  
a 2.760830474915659 2.4132e-08 au
q 2.690496413918462 1.7189e-07 au
i 6.81503454777224 4.2369e-06 deg
node 108.967480370136 6.2109e-05 deg
peri 241.0850564176187 0.00013388 deg
M 359.3341064383105 0.00011647 deg
tp 2459003.599276706735
(2020-Jun-03.09927671)
0.00054207 TDB
period 1675.552488589372
4.59
2.1968e-05
6.015e-08
d
yr
n .2148545046792773 2.817e-09 deg/d
Q 2.831164535912855 2.4747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      7998 days (21.90 yr)  
   first obs. used      1998-12-16  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56587  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:50:20  

Additional Information
 Earth MOID = 1.68869 au 
 Jupiter MOID = 2.28433 au 
 T_jup = 3.331 
[ 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 16.3   n/a MPO437204  

259160 (2002 XJ118)          Discovered 2002-Dec-07 by NEAT at Palomar
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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