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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .920311591968636 2.3329e-05  
a 33.14981454189917 0.0097783 au
q 2.641655947378905 7.5143e-06 au
i 83.42101640061921 0.00016832 deg
node 347.118719586547 7.2609e-05 deg
peri 146.7598104297708 0.00044722 deg
M 8.313645254672831 0.0036785 deg
tp 2457786.562302160533
(2017-Feb-02.06230216)
0.0013525 TDB
period 69714.01274265896
190.87
30.846
0.08445
d
yr
n .005163954646089553 2.2848e-06 deg/d
Q 63.65797313641943 0.018777 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      153 days  
   first obs. used      2017-01-23  
   last obs. used      2017-06-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .57593  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-02 00:53:17  

Additional Information
 Earth MOID = 1.76706 au 
 Jupiter MOID = 2.52285 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 16.03   n/a E2021N14  

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