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390258 (2012 XZ129)
Classification: Main-belt Asteroid          SPK-ID: 2390258
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1073359601311008 1.0177e-07  
a 3.192397202751437 4.6594e-08 au
q 2.849738183874271 3.0375e-07 au
i 5.074281554802083 1.236e-05 deg
node 13.66594117553354 7.2816e-05 deg
peri 129.8465970910107 8.8528e-05 deg
M 53.8195219318532 5.1727e-05 deg
tp 2458689.033642333586
(2019-Jul-24.53364233)
0.00029621 TDB
period 2083.405514115984
5.70
4.5612e-05
1.249e-07
d
yr
n .1727940132445856 3.7829e-09 deg/d
Q 3.535056221628603 5.1595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      7091 days (19.41 yr)  
   first obs. used      2000-11-26  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65672  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:16:01  

Additional Information
 Earth MOID = 1.86534 au 
 Jupiter MOID = 1.4774 au 
 T_jup = 3.181 
[ 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 MPO427945  

390258 (2012 XZ129)          Discovered 2006-Oct-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 XZ129 = 2011 SO269 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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