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 F2 (ATLAS)
Classification: Hyperbolic Comet          SPK-ID: 1003666
Ephemeris | Orbit Diagram | Orbital Elements | 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 2459021.5 (2020-Jun-21.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.001892806664648 2.6092e-05  
a -4658.348259920238 64.252 au
q 8.817352632628312 0.0001408 au
i 163.5735700982297 0.00015322 deg
node 250.2492835439277 0.00011353 deg
peri 48.36973690822828 0.0022266 deg
M -.002342824479060725 4.8522e-05 deg
tp 2459777.259490164668
(2022-Jul-16.75949016)
0.03143 TDB
period n/a
n/a
n/a
n/a
d
yr
n 3.099960383627152E-6 6.4136e-08 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      429  
   data-arc span      662 days (1.81 yr)  
   first obs. used      2019-05-27  
   last obs. used      2021-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .40845  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-25 21:42:24  

Additional Information
 Earth MOID = 7.8391 au 
 Jupiter MOID = 3.58854 au 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 6.4   0.5 18 from 406 observations, assumed slope, autocmod 2.9b
comet total magnitude slope K1 7.5   n/a 18 autocmod 2.9b
comet nuclear magnitude M2 8.9   0.3 18 from 7 observations, autocmod 2.9b
comet nuclear magnitude slope K2 5.   n/a 18 autocmod 2.9b
comet nuclear phase coefficient PC 0.03   n/a 18 autocmod 2.9b
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-15 06:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin