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58517 (1997 AJ)
Classification: Main-belt Asteroid          SPK-ID: 2058517
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2878478329361184 3.6228e-08  
a 2.784167623349504 1.0115e-08 au
q 1.982751006437446 1.0103e-07 au
i 8.38810736698343 4.3179e-06 deg
node 306.8762211506854 3.0433e-05 deg
peri 106.6616126148289 3.1958e-05 deg
M 45.36449535257679 7.1882e-06 deg
tp 2458786.676675137060
(2019-Oct-30.17667514)
3.3736e-05 TDB
period 1696.842351102797
4.65
9.2474e-06
2.532e-08
d
yr
n .2121587781952943 1.1562e-09 deg/d
Q 3.585584240261562 1.3027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      10447 days (28.60 yr)  
   first obs. used      1991-10-05  
   last obs. used      2020-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48314  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:48  

Additional Information
 Earth MOID = 1.01346 au 
 Jupiter MOID = 1.89706 au 
 T_jup = 3.255 
[ 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 14.8   n/a MPO452963  

58517 (1997 AJ)          Discovered 1997-Jan-02 by Kobayashi, T. at Oizumi
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AJ = 2000 QC23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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