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(2021 CD5)
Classification: Apollo [NEO]          SPK-ID: 54114204
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 2459255.5 (2021-Feb-10.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5926205673360856 0.0024322  
a 2.022319368896523 0.010997 au
q .8238513171663108 0.00043864 au
i 3.283976307783505 0.0091225 deg
node 165.4127390594742 0.016761 deg
peri 42.67319915141826 0.0082753 deg
M 343.7992825168944 0.14711 deg
tp 2459302.772088144428
(2021-Mar-29.27208814)
0.043676 TDB
period 1050.444324440614
2.88
8.5682
0.02346
d
yr
n .3427121186948278 0.0027954 deg/d
Q 3.220787420626734 0.017514 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      7 days  
   first obs. used      2021-02-08  
   last obs. used      2021-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .30573  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-16 06:51:13  

Additional Information
 Earth MOID = .0133971 au 
 Jupiter MOID = 1.74133 au 
 T_jup = 3.576 
[ 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 25.7   .37448 E2021D10 autocmod 2.8

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