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120673 (1997 AA6)
Classification: Main-belt Asteroid          SPK-ID: 2120673
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .169630275682836 1.49e-07  
a 2.605786391761749 4.446e-08 AU
q 2.163766127756621 3.6872e-07 AU
i 11.61745790630746 1.4378e-05 deg
node 263.2083935187314 6.9793e-05 deg
peri 124.5876611228165 8.8714e-05 deg
M 79.75145452088454 5.3613e-05 deg
tp 2456460.136676081915
(2013-Jun-16.63667608)
0.00022622 JED
period 1536.408299342343
4.21
3.9321e-05
1.077e-07
d
yr
n .2343127150211941 5.9967e-09 deg/d
Q 3.047806655766877 5.2001e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      6280 days (17.19 yr)  
   first obs. used      1997-01-02  
   last obs. used      2014-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55691  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 02:06:35  

Additional Information
 Earth MOID = 1.19229 AU 
 T_jup = 3.363 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO268044  

120673 (1997 AA6)          Discovered 1997-Jan-02 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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