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(2021 CN3)
Classification: Apollo [NEO]          SPK-ID: 54111250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07997369286128914 0.00011019  
a 1.039704454044219 6.7472e-05 au
q .9565554493699723 5.2554e-05 au
i 3.313220776141367 0.0038501 deg
node 334.4481587418159 0.0017343 deg
peri 256.6372139977584 0.0051679 deg
M 230.321316449242 0.013336 deg
tp 2459339.985600315705
(2021-May-05.48560032)
0.00131 TDB
period 387.2249065051552
1.06
0.037693
0.0001032
d
yr
n .9296922639845929 9.0499e-05 deg/d
Q 1.122853458718466 7.2868e-05 au
  Orbit Determination Parameters
   # obs. used (total)      33  
   data-arc span      19 days  
   first obs. used      2021-02-07  
   last obs. used      2021-02-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .47744  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:25:04  

Additional Information
 Earth MOID = .0133427 au 
 Jupiter MOID = 3.84823 au 
 T_jup = 5.894 
[ 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 26.23   .38869 MPO606154 autocmod 2.8

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