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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
C/2019 Q4 (Borisov)
Classification: Hyperbolic Comet          SPK-ID: 1003639
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458837.5 (2019-Dec-20.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 3.357186641306118 0.0001016  
a -.8512824724102613 2.9511e-05 au
q 2.006631671943512 1.7296e-05 au
i 44.05177560961525 0.00014686 deg
node 308.1489574182682 0.00016949 deg
peri 209.1237339804854 0.00035438 deg
M 14.36509946014721 0.0013437 deg
tp 2458826.052382743010
(2019-Dec-08.55238274)
0.00050533 TDB
period n/a
n/a
n/a
n/a
d
yr
n 1.25485497441625 6.5253e-05 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      1021  
   data-arc span      338 days  
   first obs. used      2018-12-13  
   last obs. used      2019-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .4668  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2019-Nov-21 11:51:57  

Additional Information
 Earth MOID = 1.09243 au 
 Jupiter MOID = 2.38794 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 13.6   0.7 35 2 parameter fit from 1496 observations, autocmod 2.8
comet total magnitude slope K1 4.5   n/a 35 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin