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(2020 CK1)
Classification: Apollo [NEO]          SPK-ID: 3989654
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2769888824319785 0.00084654  
a 1.05768834099705 0.0004109 au
q .7647204294629436 0.00059829 au
i .5709864193128634 0.0013394 deg
node 4.595107172272259 0.025898 deg
peri 234.8542827918822 0.012137 deg
M 32.70703855031132 0.024398 deg
tp 2458964.402782637766
(2020-Apr-24.90278264)
0.047962 TDB
period 397.3150375695076
1.09
0.23153
0.0006339
d
yr
n .9060819902569642 0.000528 deg/d
Q 1.350656252531156 0.00052471 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      19 days  
   first obs. used      2020-01-26  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .42267  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-14 04:59:38  

Additional Information
 Earth MOID = .00479881 au 
 Jupiter MOID = 3.65256 au 
 T_jup = 5.786 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458877.5 (2020-Jan-29.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2768748334885987 0.00084677  
q .7635358931383416 0.00059018 au
tp 2458964.609618493061
(2020-Apr-25.10961849)
0.050184 TDB
node 5.54643859543141 0.018484 deg
peri 234.2678790519804 0.0080644 deg
i .5592871615516072 0.0014129 deg
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      19 days  
   first obs. used      2020-01-26  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .42267  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-14 04:59:38  

Additional Information
 Jupiter MOID = 3.65256 au 
 T_jup = 5.786 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.170259217037137E-7 -4.997449060601559E-7 -4.249448472093333E-5 1.558696013623439E-5 -6.696400047741188E-6 1.196377599634826E-6
q -4.997449060601559E-7 3.483073193591207E-7 2.961724075731534E-5 -1.086420732014368E-5 4.667595325435797E-6 -8.338349663138078E-7
tp -4.249448472093333E-5 2.961724075731534E-5 .002518451896652876 -.0009236384715615747 .0003967711837156662 -7.090388934365111E-5
node 1.558696013623439E-5 -1.086420732014368E-5 -.0009236384715615747 .0003416513915628122 -.0001482001986669229 2.598907500605809E-5
peri -6.696400047741188E-6 4.667595325435797E-6 .0003967711837156662 -.0001482001986669229 6.503491885143964E-5 -1.115595399728986E-5
i 1.196377599634826E-6 -8.338349663138078E-7 -7.090388934365111E-5 2.598907500605809E-5 -1.115595399728986E-5 1.996311114161432E-6

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 26.581   .43148 2 autocmod 2.8

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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