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(2021 CL7)
Classification: Aten [NEO]          SPK-ID: 54117579
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824460799824864 0.00023325  
a .8883339652168419 0.00010815 au
q .7262609155477308 0.00029561 au
i 7.30638464436159 0.011287 deg
node 327.5040105282002 0.00054448 deg
peri 25.83181885564508 0.0067459 deg
M 72.35911404743334 0.018788 deg
tp 2459139.031365120451
(2020-Oct-16.53136512)
0.02717 TDB
period 305.8178482137266
0.84
0.055846
0.0001529
d
yr
n 1.177171319799514 0.00021497 deg/d
Q 1.050407014885953 0.00012788 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      13 days  
   first obs. used      2021-02-11  
   last obs. used      2021-02-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .44124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 05:19:37  

Additional Information
 Earth MOID = .0307617 au 
 Jupiter MOID = 4.21975 au 
 T_jup = 6.663 
[ 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 25.75   .43254 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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