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312316 (2008 CG117)
Classification: Main-belt Asteroid          SPK-ID: 2312316
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08219066937569303 5.3378e-08  
a 2.681414194218263 2.8603e-08 au
q 2.461026966721979 1.3478e-07 au
i 10.75491295234399 5.601e-06 deg
node 84.91670523879102 2.7326e-05 deg
peri 158.8150325651602 4.1777e-05 deg
M 200.0596662723731 3.331e-05 deg
tp 2459713.024463796487
(2022-May-13.52446380)
0.0001533 TDB
period 1603.778115178635
4.39
2.5661e-05
7.026e-08
d
yr
n .224469954161896 3.5916e-09 deg/d
Q 2.901801421714546 3.0954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      262  
   data-arc span      5766 days (15.79 yr)  
   first obs. used      2004-03-15  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60072  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:47:54  

Additional Information
 Earth MOID = 1.4501 au 
 Jupiter MOID = 2.1345 au 
 T_jup = 3.346 
[ 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 15.9   n/a MPO455302  

312316 (2008 CG117)          Discovered 2008-Feb-09 by Dellinger, J., Eastman, M. at Needville
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2008 CG117 = 2004 EU94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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