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523606 (2005 CJ = 2011 QY39)
Classification: Apollo [NEO, PHA]          SPK-ID: 2523606
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 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5254141890645313 1.9167e-08  
a 1.750009990719587 3.6426e-09 au
q .830529910590827 3.4517e-08 au
i 1.082218738734881 5.7983e-06 deg
node 357.8754675792417 0.00012256 deg
peri 81.92351724072833 0.00012339 deg
M 241.8499976812132 8.4004e-06 deg
tp 2459278.017549936680
(2021-Mar-04.51754994)
2.029e-05 TDB
period 845.5887940454051
2.32
2.6401e-06
7.228e-09
d
yr
n .4257388491133071 1.3293e-09 deg/d
Q 2.669490070848346 5.5565e-09 au
  Orbit Determination Parameters
   # obs. used (total)      360  
   data-arc span      5339 days (14.62 yr)  
   first obs. used      2004-08-19  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47562  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Apr-24 07:03:55  

Additional Information
 Earth MOID = .00735854 au 
 Jupiter MOID = 2.61348 au 
 T_jup = 3.960 
[ 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 20.2   n/a MPO230203  

523606 (2005 CJ)          Discovered 2005-Feb-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2018-10-01

[ show close-approach data ]
Alternate Designations
 2005 CJ = 2011 QY39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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