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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .215523696403234 8.5404e-08  
a 2.79801866584321 7.965e-08 au
q 2.194979340375436 2.6172e-07 au
i 12.73291556596036 1.9603e-05 deg
node 261.0804215840116 4.9463e-05 deg
peri 56.20630667446178 6.811e-05 deg
M 329.1334671762891 4.9636e-05 deg
tp 2459147.074926798706
(2020-Oct-24.57492680)
0.0002384 TDB
period 1709.520597888458
4.68
7.2996e-05
1.999e-07
d
yr
n .2105853538381811 8.9919e-09 deg/d
Q 3.401057991310984 9.6816e-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 = 1.20951 au 
 Jupiter MOID = 1.97284 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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