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JPL Small-Body Database Browser
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441286 (2007 XZ31)
Classification: Main-belt Asteroid          SPK-ID: 2441286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2152961415718046 8.5294e-08  
a 2.796015291573371 8.0088e-08 au
q 2.19404398752186 2.6112e-07 au
i 12.73490778233833 1.9609e-05 deg
node 261.0793366143518 4.9463e-05 deg
peri 56.38535789563389 6.8197e-05 deg
M 244.6564034178919 4.837e-05 deg
tp 2459147.640330867761
(2020-Oct-25.14033087)
0.00023871 TDB
period 1707.684907953942
4.68
7.3372e-05
2.009e-07
d
yr
n .2108117242959844 9.0577e-09 deg/d
Q 3.397986595624882 9.7331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      3699 days (10.13 yr)  
   first obs. used      2007-11-08  
   last obs. used      2017-12-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54322  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:55:17  

Additional Information
 Earth MOID = 1.20796 au 
 Jupiter MOID = 1.97477 au 
 T_jup = 3.257 
[ 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 16.5   n/a MPO397571  

441286 (2007 XZ31)          Discovered 2007-Nov-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2007 XZ31 = 2011 QQ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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