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120673 (1997 AA6)
Classification: Main-belt Asteroid          SPK-ID: 2120673
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1701113690091629 1.1762e-07  
a 2.604520118471108 1.8547e-08 au
q 2.161461635506081 3.0095e-07 au
i 11.61470240247361 8.6544e-06 deg
node 263.1528694955239 3.2612e-05 deg
peri 124.0058921689242 4.3395e-05 deg
M 236.447307900627 2.2167e-05 deg
tp 2459527.413970486856
(2021-Nov-08.91397049)
9.4857e-05 TDB
period 1535.288516600691
4.20
1.6399e-05
4.49e-08
d
yr
n .2344836140617284 2.5046e-09 deg/d
Q 3.047578601436135 2.1702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      8131 days (22.26 yr)  
   first obs. used      1997-01-02  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50225  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:23:40  

Additional Information
 Earth MOID = 1.19147 au 
 Jupiter MOID = 2.44729 au 
 T_jup = 3.364 
[ 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 15.4   n/a MPO436582  

120673 (1997 AA6)          Discovered 1997-Jan-02 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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