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JPL Small-Body Database Browser
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312227 (2007 XQ40)
Classification: Main-belt Asteroid          SPK-ID: 2312227
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1898867256401057 6.0232e-08  
a 2.520327690410846 2.7904e-08 au
q 2.041750917738641 1.5587e-07 au
i 5.067278935314349 6.8409e-06 deg
node 36.70775813493998 7.8445e-05 deg
peri 319.4994649902612 8.1743e-05 deg
M 18.29052889583584 2.7501e-05 deg
tp 2458526.248076861041
(2019-Feb-11.74807686)		 0.00011151 TDB
period 1461.449938504008
4.00		 2.4271e-05
6.645e-08		 d
yr
n .2463307093286472 4.091e-09 deg/d
Q 2.998904463083052 3.3203e-08 au
   Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      6386 days (17.48 yr)  
   first obs. used      2002-05-11  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55352  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:31:27  

Additional Information
 Earth MOID = 1.04006 au 
 Jupiter MOID = 2.44805 au 
 T_jup = 3.426 
[ 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 16.1   n/a MPO455301  

312227 (2007 XQ40)          Discovered 2007-Dec-13 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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