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160939 (2002 AJ2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2160939
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02798729143049335 6.907e-08  
a 1.977787722725441 6.1937e-09 au
q 1.922434801341873 1.3666e-07 au
i 20.65043032184718 6.148e-06 deg
node 8.075644068116191 9.3497e-06 deg
peri 189.1670775736787 7.7643e-05 deg
M 204.7813927405792 7.9676e-05 deg
tp 2459638.535413885924
(2022-Feb-28.03541389)
0.00022506 TDB
period 1015.939723872001
2.78
4.7723e-06
1.307e-08
d
yr
n .3543517312503047 1.6646e-09 deg/d
Q 2.03314064410901 6.3671e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1070  
   data-arc span      8095 days (22.16 yr)  
   first obs. used      1998-12-12  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5111  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:26  

Additional Information
 Earth MOID = .922974 au 
 Jupiter MOID = 2.92289 au 
 T_jup = 3.784 
[ 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 16.04   n/a E2021B55  

160939 (2002 AJ2)          Discovered 2002-Jan-03 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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