Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459064.5 (2020-Aug-03.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .99916958479388 2.044e-06  
a 354.8240202484576 0.87318 au
q .2946512619109637 3.4516e-07 au
i 128.937400236612 3.1967e-05 deg
node 61.00942236569867 0.00037042 deg
peri 37.2784724513936 0.00022161 deg
M .00447123265317499 1.6503e-05 deg
tp 2459034.179056390035
(2020-Jul-03.67905639)
3.335e-05 TDB
period 2441281.978882569
6683.87
9011.6
24.67
d
yr
n .0001474635061062386 5.4434e-07 deg/d
Q 709.3533892350042 1.7456 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      113 days  
   first obs. used      2020-03-27  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .43921  
   source      ORB  
   producer      Javier Roa  
   solution date      2020-Jul-20 07:12:57  

Additional Information
 Earth MOID = .362538 au 
 Jupiter MOID = .813535 au 
 T_jup = -0.408 
[ 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 10.7   0.7 15 2 parameter fit from 340 observations, autocmod 2.8
comet total magnitude slope K1 17.75   n/a 15 autocmod 2.8
comet nuclear magnitude M2 14.9   0.2 15 from 10 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 15 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 15 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-04 20:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin