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(2021 GK3)
Classification: Amor [NEO]          SPK-ID: 54135423
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 2459311.5 (2021-Apr-07.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5054334235595037 0.003628  
a 2.076974799717651 0.015515 au
q 1.027202316049544 0.00013806 au
i 2.891748402445615 0.015459 deg
node 194.9719612888497 0.0056132 deg
peri 39.28863298140664 0.018918 deg
M 349.2929100217057 0.12226 deg
tp 2459344.017280643046
(2021-May-09.51728064)
0.0070479 TDB
period 1093.314902109512
2.99
12.251
0.03354
d
yr
n .3292738435243066 0.0036896 deg/d
Q 3.126747283385757 0.023357 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      11 days  
   first obs. used      2021-04-04  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .69062  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 07:01:39  

Additional Information
 Earth MOID = .0341335 au 
 Jupiter MOID = 1.88036 au 
 T_jup = 3.594 
[ 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 25.26   .5396 4 autocmod 2.9c

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