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(2008 GO20)
Classification: Apollo [NEO]          SPK-ID: 3408681
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4909201214569613 1.0889e-05  
a 1.892656567382054 3.7626e-05 au
q .9635133754465403 1.4574e-06 au
i 2.249579866189605 3.3256e-05 deg
node 119.592237673343 0.00045617 deg
peri 160.6439899356441 0.00041827 deg
M 283.6410953087534 0.05081 deg
tp 2459402.226679698276
(2021-Jul-06.72667970)
0.14025 TDB
period 951.0561339901486
2.60
0.028361
7.765e-05
d
yr
n .3785265528856039 1.1288e-05 deg/d
Q 2.821799759317567 5.6097e-05 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      204 days  
   first obs. used      2008-04-09  
   last obs. used      2008-10-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .60327  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-11 05:49:57  

Additional Information
 Earth MOID = .0089094 au 
 Jupiter MOID = 2.34685 au 
 T_jup = 3.799 
[ 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 22.3   n/a MPO141921  

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