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(2021 GK1)
Classification: Apollo [NEO]          SPK-ID: 54134663
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07939631736022806 3.3607e-07  
a 1.092226798823367 3.8232e-07 au
q 1.005508013274641 1.6857e-08 au
i 1.281025954178377 1.9971e-06 deg
node 237.4412027971003 6.1171e-05 deg
peri .9248566182966999 0.000119 deg
M 37.12337089724638 7.1111e-05 deg
tp 2459353.505532669748
(2021-May-19.00553267)
6.0582e-05 TDB
period 416.9343425663619
1.14
0.00021891
5.993e-07
d
yr
n .8634453036036487 4.5336e-07 deg/d
Q 1.178945584372094 4.1268e-07 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      84 days  
   first obs. used      2021-03-15  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .48358  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-22 06:23:29  

Additional Information
 Earth MOID = .00436808 au 
 Jupiter MOID = 3.79519 au 
 T_jup = 5.677 
[ 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 27.04   .28029 E2021M72 autocmod 2.9c

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