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146923 (2002 CJ260)
Classification: Main-belt Asteroid          SPK-ID: 2146923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1389112998452167 5.6667e-08  
a 3.077065579035758 2.8653e-08 au
q 2.649626399742927 1.7732e-07 au
i .3980888820215085 5.5199e-06 deg
node 309.4294687823969 0.0008765 deg
peri 77.32309937724793 0.00087671 deg
M 284.3949738933975 2.2732e-05 deg
tp 2459614.548982733326
(2022-Feb-04.04898273)
0.00012797 TDB
period 1971.530749474606
5.40
2.7538e-05
7.539e-08
d
yr
n .182599231635589 2.5505e-09 deg/d
Q 3.50450475832859 3.2633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      8998 days (24.64 yr)  
   first obs. used      1994-09-04  
   last obs. used      2019-04-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61386  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:03:16  

Additional Information
 Earth MOID = 1.65281 au 
 Jupiter MOID = 1.94642 au 
 T_jup = 3.214 
[ 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 16.0   n/a MPO436738  

146923 (2002 CJ260)          Discovered 2002-Feb-07 by NEAT at Palomar
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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