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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.


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Orbital Elements at Epoch 2459051.5 (2020-Jul-21.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9996215533443298 0.0011063  
a 4746.048167098025 13875 au
q 1.796126056488011 0.00014781 au
i 161.0426061037963 0.00056708 deg
node 256.9830772844064 0.0059848 deg
peri 330.9395512317051 0.018166 deg
M 359.9998996459289 0.00044014 deg
tp 2459084.791175763077
(2020-Aug-23.29117576)
0.02656 TDB
period 119425382.0052329
326968.88
5.2369e+08
1.434e+06
d
yr
n 3.014434569564331E-6 1.3219e-05 deg/d
Q 9490.300208139563 27744 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      42 days  
   first obs. used      2020-07-13  
   last obs. used      2020-08-24  
   two-body model      T  
   norm. resid. RMS      1.1501  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-24 20:18:34  

Additional Information
 Earth MOID = .803033 au 
 Jupiter MOID = 1.0404 au 
 T_jup = -1.570 
[ 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 15.6   0.4 3 from 78 observations, assumed slope, autocmod 2.8
comet total magnitude slope K1 10.   n/a 3 autocmod 2.8

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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