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(2017 YZ4)
Classification: Apollo [NEO]          SPK-ID: 3795061
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4087491417321538 8.7626e-05  
a 1.470031144397911 0.0001802 au
q .8691571758057293 2.2271e-05 au
i 2.173573656796668 0.0007702 deg
node 94.74678357694934 0.00032296 deg
peri 55.18842563868497 0.00091713 deg
M 106.9660774125173 0.0852 deg
tp 2458807.066451070109
(2019-Nov-19.56645107)
0.11851 TDB
period 651.0108559577019
1.78
0.1197
0.0003277
d
yr
n .552986170208182 0.00010168 deg/d
Q 2.070905112990093 0.00025386 au
  Orbit Determination Parameters
   # obs. used (total)      40  
   data-arc span      3 days  
   first obs. used      2017-12-25  
   last obs. used      2017-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .33799  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-30 06:31:02  

Additional Information
 Earth MOID = .00138184 au 
 Jupiter MOID = 2.93577 au 
 T_jup = 4.509 
[ 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 28.1   n/a MPO431426  

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