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175531 (2006 SJ120)
Classification: Main-belt Asteroid          SPK-ID: 2175531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1475718687920397 7.1884e-08  
a 2.561222539054013 1.8616e-08 au
q 2.18325814257352 1.9037e-07 au
i 5.678454665108028 4.5766e-06 deg
node 73.42353183280386 8.6454e-05 deg
peri 242.4770535696199 8.9276e-05 deg
M 212.577056269374 2.3105e-05 deg
tp 2459813.600933711953
(2022-Aug-22.10093371)
9.6299e-05 TDB
period 1497.164081458041
4.10
1.6323e-05
4.469e-08
d
yr
n .2404546064512898 2.6216e-09 deg/d
Q 2.939186935534507 2.1363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      7239 days (19.82 yr)  
   first obs. used      2001-05-18  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .65163  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:05:46  

Additional Information
 Earth MOID = 1.17456 au 
 Jupiter MOID = 2.33889 au 
 T_jup = 3.413 
[ 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 16.4   n/a MPO454206  

175531 (2006 SJ120)          Discovered 2006-Sep-18 by CSS at Catalina
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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