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(2017 GM4)
Classification: Apollo [NEO, PHA]          SPK-ID: 3773760
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5992091567540114 8.7526e-05  
a 1.703538095897918 0.00028865 au
q .6827624699565922 3.342e-05 au
i 4.229192705968258 0.00058914 deg
node 205.3835477360406 0.00025963 deg
peri 84.82324250539536 0.00026751 deg
M 210.748490080932 0.14547 deg
tp 2459537.199471422933
(2021-Nov-18.69947142)
0.41374 TDB
period 812.1312124613236
2.22
0.20641
0.0005651
d
yr
n .4432781236285071 0.00011266 deg/d
Q 2.724313721839243 0.00046161 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      35 days  
   first obs. used      2017-03-17  
   last obs. used      2017-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .40278  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 18:59:32  

Additional Information
 Earth MOID = .00391171 au 
 Jupiter MOID = 2.50638 au 
 T_jup = 3.968 
[ 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 22.0   n/a MPO473469  
rotation period rot_per 2.878 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 335-344.]

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