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(2021 CL)
Classification: Apollo [NEO]          SPK-ID: 54110048
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 .1690495659568535 0.00020457  
a 1.201138866601436 0.00030472 au
q .9980868625485563 7.4893e-06 au
i .6382577188442784 0.00070867 deg
node 110.9119485872937 0.0022218 deg
peri 45.76599370488447 0.011512 deg
M 308.3277416028581 0.014237 deg
tp 2459269.514953490219
(2021-Feb-24.01495349)
0.0072755 TDB
period 480.8263471962547
1.32
0.18297
0.0005009
d
yr
n .7487110515037186 0.00028491 deg/d
Q 1.404190870654316 0.00035623 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      12 days  
   first obs. used      2021-02-05  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .28016  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:48  

Additional Information
 Earth MOID = .0110311 au 
 Jupiter MOID = 3.57331 au 
 T_jup = 5.279 
[ 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 28.53   .3569 E2021D26 autocmod 2.8

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