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(2021 CN9)
Classification: Amor [NEO]          SPK-ID: 54122193
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07594267626282944 0.00017969  
a 1.147166585476789 0.00037934 au
q 1.06004768485639 0.00017559 au
i 12.22284971682383 0.034109 deg
node 138.4310250282097 0.018275 deg
peri 191.9560212847526 0.081533 deg
M 331.2557181120305 0.16734 deg
tp 2459036.333326110066
(2020-Jul-05.83332611)
0.19284 TDB
period 448.7848209220003
1.23
0.2226
0.0006094
d
yr
n .802166167876183 0.00039789 deg/d
Q 1.234285486097188 0.00040815 au
  Orbit Determination Parameters
   # obs. used (total)      15  
   data-arc span      7 days  
   first obs. used      2021-02-12  
   last obs. used      2021-02-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .54014  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-20 05:21:21  

Additional Information
 Earth MOID = .0486446 au 
 Jupiter MOID = 3.88725 au 
 T_jup = 5.451 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.62   .13806 E2021D26 autocmod 2.8

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