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312297 (2008 CW14)
Classification: Main-belt Asteroid          SPK-ID: 2312297
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09402537082537921 5.0598e-08  
a 2.79468609959424 2.4163e-08 au
q 2.531914702739359 1.4021e-07 au
i 5.674162103941074 5.0144e-06 deg
node 109.1069949697156 5.9604e-05 deg
peri 59.21714284956764 6.6406e-05 deg
M 214.609811938131 3.1851e-05 deg
tp 2459689.676684808283
(2022-Apr-20.17668481)
0.00015496 TDB
period 1706.467333444843
4.67
2.2132e-05
6.059e-08
d
yr
n .2109621397048771 2.736e-09 deg/d
Q 3.057457496449121 2.6435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6949 days (19.03 yr)  
   first obs. used      2001-10-14  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55154  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:47:57  

Additional Information
 Earth MOID = 1.5446 au 
 Jupiter MOID = 1.92857 au 
 T_jup = 3.314 
[ 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 16.4   n/a MPO440461  

312297 (2008 CW14)          Discovered 2008-Feb-03 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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