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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9204079553814567 2.461e-05  
a 33.22165400376144 0.010346 au
q 2.644179367769189 7.7558e-06 au
i 83.42258460322836 0.00017637 deg
node 347.0987314534481 7.6323e-05 deg
peri 146.8012698641752 0.00048354 deg
M 7.277821462088777 0.0033994 deg
tp 2457786.565798451305
(2017-Feb-02.06579845)
0.001453 TDB
period 69940.75290374593
191.49
32.672
0.08945
d
yr
n .005147213678060347 2.4045e-06 deg/d
Q 63.7991286397537 0.019869 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .58481  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 18:44:51  

Additional Information
 Earth MOID = 1.76835 au 
 Jupiter MOID = 2.52046 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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