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58662 (1997 XJ2)
Classification: Main-belt Asteroid          SPK-ID: 2058662
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520284578426172 3.1026e-08  
a 2.585931191070624 1.0636e-08 au
q 2.192796060005035 8.206e-08 au
i 1.462942524144769 3.8168e-06 deg
node 342.6551653425959 0.00012601 deg
peri 51.00584806273356 0.00012674 deg
M 178.9585110963499 1.5562e-05 deg
tp 2458245.453444242759
(2018-May-06.95344424)
6.2821e-05 TDB
period 1518.881434626278
4.16
9.3707e-06
2.566e-08
d
yr
n .2370165253146163 1.4623e-09 deg/d
Q 2.979066322136213 1.2253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1480  
   data-arc span      11133 days (30.48 yr)  
   first obs. used      1989-12-30  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51279  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:12  

Additional Information
 Earth MOID = 1.19939 au 
 Jupiter MOID = 2.45103 au 
 T_jup = 3.405 
[ 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 15.1   n/a MPO337721  

58662 (1997 XJ2)          Discovered 1997-Dec-03 by Sato, N. at Chichibu
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 XJ2 = 1989 YG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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