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146897 (2002 CB74)
Classification: Main-belt Asteroid          SPK-ID: 2146897
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 .1300846205004056 5.602e-08  
a 3.118785868845575 3.7283e-08 au
q 2.713079792674771 1.8484e-07 au
i 6.059404830879453 5.369e-06 deg
node 114.4699934681002 7.4916e-05 deg
peri 310.0077320406158 8.0834e-05 deg
M 178.4275108364587 3.3882e-05 deg
tp 2458003.406053412078
(2017-Sep-06.90605341)
0.00017972 TDB
period 2011.762755019647
5.51
3.6074e-05
9.877e-08
d
yr
n .1789475419513293 3.2088e-09 deg/d
Q 3.52449194501638 4.2133e-08 au
  Orbit Determination Parameters
   # obs. used (total)      317  
   data-arc span      6679 days (18.29 yr)  
   first obs. used      2002-01-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63421  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:57:20  

Additional Information
 Earth MOID = 1.73177 au 
 Jupiter MOID = 1.77962 au 
 T_jup = 3.195 
[ 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 MPO432923  

146897 (2002 CB74)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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