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(2018 GW1)
Classification: Apollo [NEO]          SPK-ID: 3802434
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4752682793707604 0.00029965  
a 1.677164881300891 0.00089335 au
q .8800616139439513 3.3896e-05 au
i 16.2340214459595 0.0073945 deg
node 200.8477350076364 1.6355e-05 deg
peri 305.8448871140209 0.0040674 deg
M 13.14118564315022 0.30236 deg
tp 2458971.540296129907
(2020-May-02.04029613)
0.64319 TDB
period 793.3449596054966
2.17
0.63387
0.001735
d
yr
n .4537748625503536 0.00036256 deg/d
Q 2.474268148657832 0.0013179 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      4 days  
   first obs. used      2018-04-11  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .38767  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-15 06:25:45  

Additional Information
 Earth MOID = .00942131 au 
 Jupiter MOID = 2.66189 au 
 T_jup = 4.062 
[ 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 26.4   n/a MPO445229  

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