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243284 (2008 CB161)
Classification: Main-belt Asteroid          SPK-ID: 2243284
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04399508786312666 4.808e-08  
a 3.19711190814896 4.3951e-08 au
q 3.056454688841697 1.6377e-07 au
i 10.74903256280747 7.7814e-06 deg
node 182.1991922372119 3.3635e-05 deg
peri 114.9772600775615 0.00011761 deg
M 287.4104894931758 0.00011499 deg
tp 2459421.523707299569
(2021-Jul-26.02370730)
0.0006678 TDB
period 2088.022547191519
5.72
4.3056e-05
1.179e-07
d
yr
n .1724119313195231 3.5552e-09 deg/d
Q 3.337769127456221 4.5884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      6180 days (16.92 yr)  
   first obs. used      2003-05-27  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .538  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:46:52  

Additional Information
 Earth MOID = 2.06135 au 
 Jupiter MOID = 1.78489 au 
 T_jup = 3.166 
[ 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 15.5   n/a MPO433594  
diameter diameter 4.193 km 1.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243284 (2008 CB161)          Discovered 2008-Feb-09 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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