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C/2020 N2 (ATLAS)
Classification: Comet          SPK-ID: 1003704
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | 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.


Orbital Elements at Epoch 2459060.5 (2020-Jul-30.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9823950393257168 4.948e-05  
a 101.8919545662366 0.28664 au
q 1.793803853164444 5.0744e-06 au
i 161.0343486167139 0.00013214 deg
node 257.0764420663938 0.00031359 deg
peri 331.2265612387828 0.00035531 deg
M 359.9763188007799 0.00010011 deg
tp 2459085.212088884863
(2020-Aug-23.71208888)
0.00049113 TDB
period 375671.5154436803
1028.53
1585.3
4.34
d
yr
n .0009582839933307913 4.0438e-06 deg/d
Q 201.9901052793087 0.56824 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      252 days  
   first obs. used      2020-07-13  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .42828  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:34:09  

Additional Information
 Earth MOID = .800269 au 
 Jupiter MOID = 1.03208 au 
 T_jup = -1.513 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 16.6   0.4 8 2 parameter fit from 81 observations, autocmod 2.9c
comet total magnitude slope K1 6.5   n/a 8 autocmod 2.9c

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2020.6   C/2020 N2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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