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118472 (2000 AJ31)
Classification: Main-belt Asteroid          SPK-ID: 2118472
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409656852973717 4.4809e-08  
a 2.146631189538358 1.0341e-08 au
q 1.844029852824371 1.0128e-07 au
i 1.440421978561719 4.667e-06 deg
node 13.00370471407966 0.00019223 deg
peri 9.389360524433714 0.00019347 deg
M 249.6438869949212 2.56e-05 deg
tp 2459352.650633563429
(2021-May-18.15063356)
8.3525e-05 TDB
period 1148.773952168831
3.15
8.301e-06
2.273e-08
d
yr
n .313377579044456 2.2645e-09 deg/d
Q 2.449232526252345 1.1799e-08 au
  Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      10240 days (28.04 yr)  
   first obs. used      1991-03-18  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54849  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:39:35  

Additional Information
 Earth MOID = .847026 au 
 Jupiter MOID = 3.00109 au 
 T_jup = 3.695 
[ 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 16.6   n/a MPO302621  

118472 (2000 AJ31)          Discovered 2000-Jan-03 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2000 AJ31 = 2002 XX24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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