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(2017 EM4)
Classification: TransNeptunian Object          SPK-ID: 3771070
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9205071765286694 2.4625e-05  
a 33.28703400273981 0.010386 au
q 2.646080317863974 7.7745e-06 au
i 83.42289209129504 0.00017597 deg
node 347.0750721595742 7.6711e-05 deg
peri 146.8367767459839 0.0004836 deg
M 6.22979933651268 0.0029151 deg
tp 2457786.600776224526
(2017-Feb-02.10077622)
0.0014562 TDB
period 70147.31887075462
192.05
32.829
0.08988
d
yr
n .005132056446281212 2.4018e-06 deg/d
Q 63.92798768761564 0.019946 au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      109 days  
   first obs. used      2017-03-08  
   last obs. used      2017-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .63828  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-19 09:39:18  

Additional Information
 Earth MOID = 1.77029 au 
 Jupiter MOID = 2.51818 au 
 T_jup = 0.383 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO438036  

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