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(2021 CW7)
Classification: Apollo [NEO]          SPK-ID: 54117596
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2871611036834851 6.2393e-05  
a 1.202726283263606 6.9701e-05 au
q .857350076332493 2.5362e-05 au
i 1.172282365473642 0.00027068 deg
node 326.53299587 0.00022694 deg
peri 245.3018917887345 0.0010682 deg
M 276.7611323721738 0.0085731 deg
tp 2459311.896691446319
(2021-Apr-07.39669145)
0.0017904 TDB
period 481.7798471259925
1.32
0.04188
0.0001147
d
yr
n .747229262800307 6.4955e-05 deg/d
Q 1.548102490194719 8.9716e-05 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      2 days  
   first obs. used      2021-02-12  
   last obs. used      2021-02-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .28956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:25:28  

Additional Information
 Earth MOID = .00021773 au 
 Jupiter MOID = 3.41586 au 
 T_jup = 5.247 
[ 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 31.22   .73073 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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