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(2021 CX5)
Classification: Apollo [NEO]          SPK-ID: 54115833
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3840716972577018 0.00040826  
a 1.630328446001163 0.0011065 au
q 1.004165432657985 2.5138e-05 au
i 1.743525704167382 0.001396 deg
node 215.4749473173048 0.024549 deg
peri 341.4527157723967 0.022524 deg
M 308.4262653145601 0.051197 deg
tp 2459309.427407427970
(2021-Apr-04.92740743)
0.0027937 TDB
period 760.3456859047238
2.08
0.77409
0.002119
d
yr
n .473468853277758 0.00048203 deg/d
Q 2.256491459344342 0.0015315 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      18 days  
   first obs. used      2021-02-06  
   last obs. used      2021-02-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .34892  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:19:36  

Additional Information
 Earth MOID = .00582458 au 
 Jupiter MOID = 2.69981 au 
 T_jup = 4.225 
[ 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 24.33   .27655 E2021-DA1 autocmod 2.8

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