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216393 (2008 CW196)
Classification: Main-belt Asteroid          SPK-ID: 2216393
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1399261274703752 4.1469e-08  
a 2.73662999129594 2.1033e-08 au
q 2.353703954294612 1.1454e-07 au
i 2.334973180792668 5.5715e-06 deg
node 174.7817730579228 0.00011893 deg
peri 109.1986392388419 0.00012086 deg
M 171.2617136084507 2.0891e-05 deg
tp 2458413.852196176519
(2018-Oct-22.35219618)
9.4068e-05 TDB
period 1653.569869234796
4.53
1.9063e-05
5.219e-08
d
yr
n .2177107884570932 2.5099e-09 deg/d
Q 3.119556028297267 2.3976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6582 days (18.02 yr)  
   first obs. used      2001-10-20  
   last obs. used      2019-10-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:38  

Additional Information
 Earth MOID = 1.33666 au 
 Jupiter MOID = 2.02279 au 
 T_jup = 3.336 
[ 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 16.7   n/a MPO450018  
diameter diameter 2.887 km 0.529 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216393 (2008 CW196)          Discovered 2008-Feb-08 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2008 CW196 = 2006 WR143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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