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442762 (2012 XJ51)
Classification: Main-belt Asteroid          SPK-ID: 2442762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02651222158143889 7.5667e-08  
a 2.374898244592191 3.2477e-08 au
q 2.311934416098193 1.8724e-07 au
i 13.85116847460077 6.9732e-06 deg
node 67.20721917452202 3.0298e-05 deg
peri 148.4666191143951 0.00016225 deg
M 232.4848685703932 0.00016655 deg
tp 2459474.005642581700
(2021-Sep-16.50564258)
0.00062462 TDB
period 1336.798460059725
3.66
2.7421e-05
7.507e-08
d
yr
n .2693001306897945 5.524e-09 deg/d
Q 2.43786207308619 3.3338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6083 days (16.65 yr)  
   first obs. used      2003-04-01  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:53  

Additional Information
 Earth MOID = 1.30581 au 
 Jupiter MOID = 2.56137 au 
 T_jup = 3.502 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO503572  

442762 (2012 XJ51)          Discovered 2012-Nov-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 XJ51 = 2014 GH38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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