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441758 (2009 CN22)
Classification: Main-belt Asteroid          SPK-ID: 2441758
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2001178020034455 7.9302e-08  
a 2.736437445207784 6.3985e-08 au
q 2.188827598352878 2.2968e-07 au
i 9.827833208673367 1.488e-05 deg
node 311.8513906548258 5.0219e-05 deg
peri 310.6578390712511 6.5414e-05 deg
M 75.61612845678317 4.3034e-05 deg
tp 2458653.212900727889
(2019-Jun-18.71290073)
0.000196 TDB
period 1653.395357439047
4.53
5.7991e-05
1.588e-07
d
yr
n .2177337672930242 7.6367e-09 deg/d
Q 3.28404729206269 7.6789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      4550 days (12.46 yr)  
   first obs. used      2006-08-21  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68694  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:37:33  

Additional Information
 Earth MOID = 1.18769 au 
 Jupiter MOID = 1.90695 au 
 T_jup = 3.302 
[ 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 16.6   n/a MPO437717  

441758 (2009 CN22)          Discovered 2009-Jan-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

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