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C/2016 N4 (MASTER)
Classification: Comet          SPK-ID: 1003470
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

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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 2458002.5 (2017-Sep-06.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9993981298763039 1.8794e-06  
a 5315.300822183913 16.598 au
q 3.199120763329589 4.9212e-07 au
i 72.55726892402521 8.9963e-06 deg
node 354.0313500881701 8.6378e-06 deg
peri 55.95500198224882 1.8029e-05 deg
M 359.9999730505944 1.2619e-07 deg
tp 2458013.095876544772
(2017-Sep-16.59587654)
9.8093e-05 TDB
period 141543587.8391383
387525.22
6.6298e+05
1815
d
yr
n 2.543386143419887E-6 1.1913e-08 deg/d
Q 10627.4025236045 33.185 au
  Orbit Determination Parameters
   # obs. used (total)      2041  
   data-arc span      1658 days (4.54 yr)  
   first obs. used      2015-09-11  
   last obs. used      2020-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .5968  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-06 08:42:32  

Additional Information
 Earth MOID = 2.52897 au 
 Jupiter MOID = .719766 au 
 T_jup = 0.666 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.1   0.7 28 2 parameter fit from 678 observations, autocmod 2.8
comet total magnitude slope K1 4.5   n/a 28 autocmod 2.8

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2017.7   C/2016 N4       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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