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216143 (2006 SY172)
Classification: Main-belt Asteroid          SPK-ID: 2216143
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08178327266423643 3.7202e-08  
a 2.661414207811754 1.9621e-08 au
q 2.443755043981812 9.7409e-08 au
i 4.977311997640571 5.8901e-06 deg
node 196.4526147818561 4.9741e-05 deg
peri 240.2270187265152 6.9231e-05 deg
M 35.6213870711404 4.4303e-05 deg
tp 2459043.581026249158
(2020-Jul-13.08102625)
0.00019585 TDB
period 1585.868355925719
4.34
1.7538e-05
4.802e-08
d
yr
n .227004970907473 2.5104e-09 deg/d
Q 2.879073371641695 2.1226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      7645 days (20.93 yr)  
   first obs. used      2000-05-02  
   last obs. used      2021-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56673  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:41:27  

Additional Information
 Earth MOID = 1.46287 au 
 Jupiter MOID = 2.32224 au 
 T_jup = 3.375 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.57   n/a MPCxxxxx  

216143 (2006 SY172)          Discovered 2006-Sep-25 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2006 SY172 = 2008 CH68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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