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JPL Small-Body Database Browser
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390216 (2012 XU26)
Classification: Main-belt Asteroid          SPK-ID: 2390216
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0777527533324629 9.1816e-08  
a 2.91200792702345 6.2675e-08 au
q 2.685591292971419 2.8845e-07 au
i 2.571194799170215 8.8025e-06 deg
node 49.96158976408931 0.00021586 deg
peri 305.4576754274311 0.00022305 deg
M 172.5297125756711 6.1132e-05 deg
tp 2457730.641414678777
(2016-Dec-08.14141468)
0.00029769 TDB
period 1815.044412006968
4.97
5.8598e-05
1.604e-07
d
yr
n .1983422541170402 6.4034e-09 deg/d
Q 3.13842456107548 6.7548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      5499 days (15.06 yr)  
   first obs. used      2004-03-17  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59178  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:15:13  

Additional Information
 Earth MOID = 1.68101 au 
 Jupiter MOID = 2.22496 au 
 T_jup = 3.277 
[ 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 16.7   n/a MPO434436  

390216 (2012 XU26)          Discovered 2007-Nov-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

Alternate Designations
 2012 XU26 = 2011 QT41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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