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(2018 GY)
Classification: Aten [NEO]          SPK-ID: 3802409
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4070287550341353 4.8356e-07  
a .7658586522568581 6.5658e-09 au
q .4541321584966284 3.721e-07 au
i 8.735450405817621 4.7391e-05 deg
node 176.9587987456076 2.8113e-05 deg
peri 204.8117568017208 4.7097e-05 deg
M 173.5329726327106 0.00017308 deg
tp 2459082.494875570542
(2020-Aug-20.99487557)
0.00011854 TDB
period 244.805607545946
0.67
3.1481e-06
8.619e-09
d
yr
n 1.470554549827597 1.8911e-08 deg/d
Q 1.077585146017088 9.2383e-09 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      737 days (2.02 yr)  
   first obs. used      2018-03-18  
   last obs. used      2020-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .60656  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:26:47  

Additional Information
 Earth MOID = .00867274 au 
 Jupiter MOID = 4.38133 au 
 T_jup = 7.487 
[ 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 24.6   n/a MPO545074  

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