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(2021 GC2)
Classification: Amor [NEO]          SPK-ID: 54134943
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 2459308.5 (2021-Apr-04.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5069169399753007 0.012582  
a 2.182853583717486 0.053307 au
q 1.076328124645299 0.0016175 au
i 1.132864568560543 0.019009 deg
node 197.3777524718722 0.0086716 deg
peri 13.90427512582199 1.3593 deg
M 355.068470801011 0.21076 deg
tp 2459324.636689562909
(2021-Apr-20.13668956)
1.1934 TDB
period 1177.972999498449
3.23
43.15
0.1181
d
yr
n .3056097212357829 0.011195 deg/d
Q 3.289379042789672 0.080329 au
  Orbit Determination Parameters
   # obs. used (total)      15  
   data-arc span      1 day  
   first obs. used      2021-04-04  
   last obs. used      2021-04-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .29868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:27:03  

Additional Information
 Earth MOID = .0710793 au 
 Jupiter MOID = 1.67595 au 
 T_jup = 3.500 
[ 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 26.393   .43269 2 autocmod 2.9c

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