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 K2 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459055.5 (2020-Jul-25.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.00129323211958 8.772e-05  
a -6865.139277148382 465.62 au
q 8.878218618598442 8.166e-05 au
i 91.03595283056541 0.00011958 deg
node 288.3389024598395 0.00029282 deg
peri 67.27262150861603 0.0055615 deg
M -1.856757897227461E-5 1.7664e-06 deg
tp 2459066.215815672987
(2020-Aug-04.71581567)
0.10626 TDB
period n/a
n/a
n/a
n/a
d
yr
n 1.73272661073116E-6 1.7628e-07 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      403 days (1.10 yr)  
   first obs. used      2020-05-21  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .40278  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-01 22:12:49  

Additional Information
 Earth MOID = 8.43809 au 
 Jupiter MOID = 5.94044 au 
 T_jup = -0.066 
[ 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 7.0   0.5 13 from 77 observations, assumed slope, autocmod 2.9c
comet total magnitude slope K1 9.25   n/a 13 autocmod 2.9c
comet nuclear magnitude M2 11.1   0.3 13 from 4 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 13 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 13 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-02 04:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin