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(2018 GP)
Classification: Apollo [NEO]          SPK-ID: 3802402
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6362559658429846 0.0005577  
a 2.79243690159508 0.004306 au
q 1.015732263715111 8.9447e-06 au
i 5.408344742045945 0.0031986 deg
node 23.63217480239323 0.00020746 deg
peri 180.4096808889093 0.00096831 deg
M 206.6688303752585 0.47818 deg
tp 2459926.441170533689
(2022-Dec-12.94117053)
3.9431 TDB
period 1704.407668915077
4.67
3.9424
0.01079
d
yr
n .2112170735708753 0.00048855 deg/d
Q 4.569141539475049 0.0070457 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      5 days  
   first obs. used      2018-04-08  
   last obs. used      2018-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .56549  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:26:47  

Additional Information
 Earth MOID = .0117509 au 
 Jupiter MOID = .402225 au 
 T_jup = 2.989 
[ 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 27.3   n/a MPO445224  

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