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C/2020 F3 (NEOWISE)
Classification: Comet          SPK-ID: 1003667
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ hide orbit diagram ]

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 2459043.5 (2020-Jul-13.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9991880623764725 6.9426e-07  
a 362.8965185954068 0.31014 au
q .294649336894755 1.5864e-07 au
i 128.9372925471715 2.3582e-05 deg
node 61.01054495400254 3.0318e-05 deg
peri 37.27889886788983 2.289e-05 deg
M .001328884049060741 1.7054e-06 deg
tp 2459034.179113547509
(2020-Jul-03.67911355)		 1.4694e-05 TDB
period 2525065.392476078
6913.25		 3236.9
8.862		 d
yr
n .0001425705651317743 1.8276e-07 deg/d
Q 725.4983878539189 0.62002 au
   Orbit Determination Parameters
   # obs. used (total)      1420  
   data-arc span      187 days  
   first obs. used      2020-03-27  
   last obs. used      2020-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .71109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-30 21:14:56  

Additional Information
 Earth MOID = .362495 au 
 Jupiter MOID = .813377 au 
 T_jup = -0.409 
[ 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 12.1   01. 23 2 parameter fit from 933 observations, autocmod 2.8
comet total magnitude slope K1 12.25   n/a 23 autocmod 2.8

Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 2020.5   C/2020 F3       
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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