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JPL Small-Body Database Browser
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(2020 CD)
Classification: Apollo [NEO]          SPK-ID: 3989357
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2346029902136032 0.00045888  
a 1.233350375241697 0.00066498 au
q .9440026892289256 6.2874e-05 au
i 2.644619845385852 0.0053396 deg
node 135.9366029547116 0.0008825 deg
peri 302.9656777883073 0.0087399 deg
M 119.5244316129036 0.10302 deg
tp 2458834.395147971275
(2019-Dec-16.89514797)
0.010415 TDB
period 500.2972691307507
1.37
0.40461
0.001108
d
yr
n .7195721868030333 0.00058195 deg/d
Q 1.522698061254469 0.00082098 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      3 days  
   first obs. used      2020-01-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .55464  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-01 22:42:21  

Additional Information
 Earth MOID = .0138886 au 
 Jupiter MOID = 3.69158 au 
 T_jup = 5.164 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458879.5 (2020-Jan-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .235014360323102 0.00045742  
q .9435700397351915 6.1199e-05 au
tp 2458834.358573600260
(2019-Dec-16.85857360)
0.010664 TDB
node 135.9474042491856 0.00093003 deg
peri 302.8765270142186 0.0087456 deg
i 2.645106055933454 0.0053383 deg
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      3 days  
   first obs. used      2020-01-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .55464  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-01 22:42:21  

Additional Information
 Jupiter MOID = 3.69158 au 
 T_jup = 5.164 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.092332799411465E-7 -2.550597150865793E-8 3.998222165310409E-6 -3.236417095398601E-7 2.19120102997611E-7 2.42611077586817E-6
q -2.550597150865793E-8 3.745264174372973E-9 -3.333472592461252E-7 2.441228212603775E-8 1.934963261249072E-7 -2.805421346128619E-7
tp 3.998222165310409E-6 -3.333472592461252E-7 .000113718551579578 -9.82628916317429E-6 5.752794256429727E-5 5.004091574491354E-5
node -3.236417095398601E-7 2.441228212603775E-8 -9.82628916317429E-6 8.64959373432287E-7 -5.553983426832391E-6 -4.116426678954087E-6
peri 2.19120102997611E-7 1.934963261249072E-7 5.752794256429727E-5 -5.553983426832391E-6 7.648543388863132E-5 7.807125880131722E-6
i 2.42611077586817E-6 -2.805421346128619E-7 5.004091574491354E-5 -4.116426678954087E-6 7.807125880131722E-6 2.849733278636287E-5

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 28.211   .46661 1 autocmod 2.8

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