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390268 (2012 XL141)
Classification: Main-belt Asteroid          SPK-ID: 2390268
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .149310489738636 5.4741e-07  
a 2.534469664420858 3.3659e-08 au
q 2.156046757598463 1.4035e-06 au
i 3.311933398522953 1.1983e-05 deg
node 45.62646527620478 0.00010448 deg
peri 311.4962228755261 0.00015275 deg
M 7.347276209579163 0.00014354 deg
tp 2458970.421724075436
(2020-Apr-30.92172408)
0.000588 TDB
period 1473.767832319344
4.03
2.9358e-05
8.038e-08
d
yr
n .2442718534801031 4.866e-09 deg/d
Q 2.912892571243253 3.8684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      5810 days (15.91 yr)  
   first obs. used      2004-12-15  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62855  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 06:51:03  

Additional Information
 Earth MOID = 1.15379 au 
 Jupiter MOID = 2.53 au 
 T_jup = 3.431 
[ 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 17.2   n/a MPO397414  

390268 (2012 XL141)          Discovered 2006-Feb-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 XL141 = 2006 DG113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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