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447979 (2008 CG128)
Classification: Main-belt Asteroid          SPK-ID: 2447979
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0524167237947342 6.8979e-08  
a 2.835663630435817 7.9294e-08 au
q 2.687027433144489 1.754e-07 au
i 2.339387379482386 1.3358e-05 deg
node 160.5893454542373 0.0002434 deg
peri 111.6856365466931 0.00034429 deg
M 89.40342783512504 0.00023313 deg
tp 2458567.356136276745
(2019-Mar-24.85613628)
0.0011423 TDB
period 1744.136603217679
4.78
7.3158e-05
2.003e-07
d
yr
n .2064058510874964 8.6577e-09 deg/d
Q 2.984299827727144 8.3451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4556 days (12.47 yr)  
   first obs. used      2006-11-20  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54132  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:16:08  

Additional Information
 Earth MOID = 1.6719 au 
 Jupiter MOID = 2.05819 au 
 T_jup = 3.308 
[ 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 16.6   n/a MPO440858  

447979 (2008 CG128)          Discovered 2008-Feb-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2008 CG128 = 2013 EJ55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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