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146934 (2002 CJ311)
Classification: Main-belt Asteroid          SPK-ID: 2146934
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1405165019542315 4.6113e-08  
a 3.096914379555105 2.4475e-08 au
q 2.661746804088262 1.3676e-07 au
i .9361315937166363 5.0991e-06 deg
node 162.9143879669984 0.00030649 deg
peri 294.021261750052 0.00030707 deg
M 180.3248445998814 2.0754e-05 deg
tp 2459994.022605742697
(2023-Feb-18.52260574)
0.00012144 TDB
period 1990.637699858279
5.45
2.3598e-05
6.461e-08
d
yr
n .1808465699336598 2.1439e-09 deg/d
Q 3.532081955021948 2.7914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      363  
   data-arc span      6297 days (17.24 yr)  
   first obs. used      2002-02-10  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5776  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:22:31  

Additional Information
 Earth MOID = 1.67875 au 
 Jupiter MOID = 1.63539 au 
 T_jup = 3.208 
[ 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  

146934 (2002 CJ311)          Discovered 2002-Feb-10 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2002 CJ311 = 2005 SU74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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