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215004 (2008 CW198)
Classification: Main-belt Asteroid          SPK-ID: 2215004
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2187692067940853 6.5451e-08  
a 2.420914365841293 2.8478e-08 au
q 1.891292850309787 1.6786e-07 au
i 4.538861975963883 1.0662e-05 deg
node 354.0250636813768 0.00010056 deg
peri 283.0898104894337 0.00010678 deg
M 8.792100603383561 4.4899e-05 deg
tp 2458966.898573409202
(2020-Apr-27.39857341)
0.00017113 TDB
period 1375.838848799352
3.77
2.4277e-05
6.647e-08
d
yr
n .2616585513006555 4.617e-09 deg/d
Q 2.950535881372799 3.4708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      21316 days (58.36 yr)  
   first obs. used      1960-09-25  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62048  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:39:56  

Additional Information
 Earth MOID = .881362 au 
 Jupiter MOID = 2.20762 au 
 T_jup = 3.476 
[ 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 17.3   n/a MPO427264  

215004 (2008 CW198)          Discovered 2008-Feb-12 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2008 CW198 = 2005 PU14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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