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(2018 GY4)
Classification: Aten [NEO]          SPK-ID: 3803762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7101161274081429 4.5677e-07  
a .9182004623659914 7.8267e-08 au
q .2661715058462873 4.2811e-07 au
i 17.23691691044616 1.0112e-05 deg
node 267.022949596108 0.00016837 deg
peri 102.7232496107015 0.00016478 deg
M 170.4467128907244 0.00011189 deg
tp 2459048.343392386520
(2020-Jul-17.84339239)
8.5128e-05 TDB
period 321.3695225438041
0.88
4.109e-05
1.125e-07
d
yr
n 1.12020579036374 1.4323e-07 deg/d
Q 1.570229418885696 1.3385e-07 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      766 days (2.10 yr)  
   first obs. used      2018-04-13  
   last obs. used      2020-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .5685  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-19 07:07:28  

Additional Information
 Earth MOID = .17622 au 
 Jupiter MOID = 4.00105 au 
 T_jup = 6.232 
[ 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 19.0   n/a E2018L39  

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