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(2018 GN2)
Classification: Apollo [NEO]          SPK-ID: 3802457
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5994419096153862 0.00069233  
a 2.490379501369262 0.0043062 au
q .9975416574014581 1.5235e-06 au
i 1.013077096657276 0.00085073 deg
node 156.3293823850398 0.0088161 deg
peri 19.38796838986162 0.008445 deg
M 200.9548491308501 0.52228 deg
tp 2459634.683090362785
(2022-Feb-24.18309036)
3.7274 TDB
period 1435.478612726994
3.93
3.7232
0.01019
d
yr
n .2507874354993727 0.00065047 deg/d
Q 3.983217345337065 0.0068875 au
  Orbit Determination Parameters
   # obs. used (total)      28  
   data-arc span      9 days  
   first obs. used      2018-04-11  
   last obs. used      2018-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .81928  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-21 06:39:08  

Additional Information
 Earth MOID = .00621402 au 
 Jupiter MOID = .983794 au 
 T_jup = 3.197 
[ 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 27.2   n/a MPO445233  

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