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(2021 CG)
Classification: Apollo [NEO]          SPK-ID: 54109941
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5483035080035973 0.00025608  
a 2.106464278555798 0.001164 au
q .9514825251393872 1.367e-05 au
i 7.191152769438136 0.0024514 deg
node 136.9913259485647 2.0872e-05 deg
peri 29.90738493201115 0.0014083 deg
M 336.0557406884521 0.020183 deg
tp 2459274.772575072687
(2021-Mar-01.27257507)
0.0010484 TDB
period 1116.6821524219
3.06
0.92556
0.002534
d
yr
n .322383588937299 0.00026721 deg/d
Q 3.261446031972208 0.0018022 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   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      7  
   norm. resid. RMS      .54043  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:48  

Additional Information
 Earth MOID = .00684205 au 
 Jupiter MOID = 1.72318 au 
 T_jup = 3.526 
[ 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 26.1   .38145 MPO606140 autocmod 2.8

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