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JPL Small-Body Database Browser
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392964 (2012 XW7)
Classification: Main-belt Asteroid          SPK-ID: 2392964
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310181419210333 8.3481e-08  
a 2.652528010103213 5.0724e-08 au
q 2.304998718825995 2.2344e-07 au
i 15.45326188144068 8.4573e-06 deg
node 239.1660627668516 2.7931e-05 deg
peri 307.62921258067 3.7764e-05 deg
M 68.41789278703241 2.6963e-05 deg
tp 2458300.614416531325
(2018-Jul-01.11441653)
0.00011481 TDB
period 1577.932404097441
4.32
4.5262e-05
1.239e-07
d
yr
n .2281466551198154 6.5443e-09 deg/d
Q 3.000057301380432 5.737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      1999-12-12  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62607  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:59:20  

Additional Information
 Earth MOID = 1.33456 au 
 Jupiter MOID = 2.08474 au 
 T_jup = 3.326 
[ 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 16.0   n/a MPO434458  

392964 (2012 XW7)          Discovered 2010-May-22 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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