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(2021 CO)
Classification: Apollo [NEO]          SPK-ID: 54110051
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3606324237304885 0.00016583  
a 1.113008473202542 0.00013987 au
q .7116215298789386 9.5147e-05 au
i 4.999127185275325 0.0023128 deg
node 321.7687472168197 4.4594e-05 deg
peri 274.0695127845471 0.00043634 deg
M 260.2949171584565 0.026832 deg
tp 2459319.284816369800
(2021-Apr-14.78481637)
0.0095748 TDB
period 428.8902097507765
1.17
0.080848
0.0002213
d
yr
n .8393756532917647 0.00015823 deg/d
Q 1.514395416526145 0.00019031 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      6 days  
   first obs. used      2021-02-05  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .26157  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:48  

Additional Information
 Earth MOID = .00148021 au 
 Jupiter MOID = 3.49773 au 
 T_jup = 5.535 
[ 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 25.3   .34709 E2021-CX0 autocmod 2.8

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