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216867 (2008 CP197)
Classification: Main-belt Asteroid          SPK-ID: 2216867
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06036730790786154 4.5379e-08  
a 3.002288234065007 2.8222e-08 au
q 2.821048175811054 1.4571e-07 au
i 2.461069833147641 5.6566e-06 deg
node 234.4269672247907 0.00011911 deg
peri 71.97718752842501 0.00012897 deg
M 19.35904508460884 4.981e-05 deg
tp 2459098.321756244581
(2020-Sep-05.82175624)
0.00026255 TDB
period 1900.102385793586
5.20
2.6792e-05
7.335e-08
d
yr
n .1894634745430544 2.6715e-09 deg/d
Q 3.183528292318959 2.9926e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      8149 days (22.31 yr)  
   first obs. used      1998-03-23  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59509  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:35  

Additional Information
 Earth MOID = 1.80531 au 
 Jupiter MOID = 1.96169 au 
 T_jup = 3.248 
[ 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 16.20   n/a E2021B55  

216867 (2008 CP197)          Discovered 2008-Feb-09 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

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