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72931 (2002 AJ14)
Classification: Main-belt Asteroid          SPK-ID: 2072931
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2513474667448269 3.1916e-08  
a 2.346631859551701 1.0021e-08 au
q 1.756811886270679 7.7033e-08 au
i 6.753586439347113 5.1509e-06 deg
node 8.224421474374701 2.9617e-05 deg
peri 272.2063683581491 3.1621e-05 deg
M 3.484723909127154 1.0614e-05 deg
tp 2459187.790404018386
(2020-Dec-04.29040402)
3.8705e-05 TDB
period 1313.003461019367
3.59
8.4107e-06
2.303e-08
d
yr
n .2741805415505221 1.7563e-09 deg/d
Q 2.936451832832723 1.254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      8638 days (23.65 yr)  
   first obs. used      1996-12-13  
   last obs. used      2020-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55008  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:52  

Additional Information
 Earth MOID = .755056 au 
 Jupiter MOID = 2.2624 au 
 T_jup = 3.508 
[ 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 15.46   n/a E2021B10  

72931 (2002 AJ14)          Discovered 2002-Jan-12 by Yeung, W. K. Y. at Desert Eagle
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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