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(2021 CM)
Classification: Apollo [NEO]          SPK-ID: 54110049
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459251.5 (2021-Feb-06.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3636865729155362 0.00094194  
a 1.595259164164991 0.0024697 au
q 1.015084825837723 6.8896e-05 au
i 9.866224713247895 0.019681 deg
node 317.2142523618227 0.0003392 deg
peri 171.9021189133396 0.0037407 deg
M 3.406118549646849 0.010197 deg
tp 2459244.536901194353
(2021-Jan-30.03690119)
0.0049126 TDB
period 735.9448984219354
2.01
1.709
0.004679
d
yr
n .4891670568977884 0.001136 deg/d
Q 2.17543350249226 0.0033679 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      4 days  
   first obs. used      2021-02-05  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .33511  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:48  

Additional Information
 Earth MOID = .0313519 au 
 Jupiter MOID = 2.88878 au 
 T_jup = 4.278 
[ 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 27.10   .26536 E2021-CC3 autocmod 2.8

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