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312338 (2008 CK191)
Classification: Main-belt Asteroid          SPK-ID: 2312338
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04429856106230982 5.8193e-08  
a 2.635330094336852 2.5941e-08 au
q 2.518588763233529 1.5942e-07 au
i 2.234802386223202 6.4858e-06 deg
node 256.4891037391874 0.00015541 deg
peri 210.2146101641426 0.00017114 deg
M 355.6019069149504 7.1975e-05 deg
tp 2459019.590305361992
(2020-Jun-19.09030536)
0.00031246 TDB
period 1562.611294808376
4.28
2.3073e-05
6.317e-08
d
yr
n .2303835900815929 3.4017e-09 deg/d
Q 2.752071425440176 2.709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6204 days (16.99 yr)  
   first obs. used      2002-12-09  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54235  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 19:04:50  

Additional Information
 Earth MOID = 1.53572 au 
 Jupiter MOID = 2.29805 au 
 T_jup = 3.395 
[ 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 17.4   n/a MPO455302  

312338 (2008 CK191)          Discovered 2008-Feb-02 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2008 CK191 = 2006 WM57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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