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173369 (2000 AJ143)
Classification: Main-belt Asteroid          SPK-ID: 2173369
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .231996609254914 4.599e-08  
a 2.571612512283194 1.3429e-08 au
q 1.975007129115982 1.2371e-07 au
i 3.485027580114366 4.7722e-06 deg
node 262.2278111033758 6.2698e-05 deg
peri 225.5169306442529 6.4089e-05 deg
M 346.1340612104472 1.6809e-05 deg
tp 2459058.516763806383
(2020-Jul-28.01676381)
7.0687e-05 TDB
period 1506.283511509097
4.12
1.1799e-05
3.23e-08
d
yr
n .2389988320587321 1.8721e-09 deg/d
Q 3.168217895450405 1.6545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      7325 days (20.05 yr)  
   first obs. used      2000-01-05  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47638  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:02:52  

Additional Information
 Earth MOID = .992041 au 
 Jupiter MOID = 1.91657 au 
 T_jup = 3.389 
[ 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 15.9   n/a MPO412970  

173369 (2000 AJ143)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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