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/2021 C5 (PANSTARRS)
Classification: Comet          SPK-ID: 1003767
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459268.5 (2021-Feb-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9997779206947848 0.00030508  
a 14595.33159369054 20048 au
q 3.241321099712663 0.00054936 au
i 50.78386433366459 0.012108 deg
node 323.6911834076917 0.0011017 deg
peri 270.9128618308659 0.0040047 deg
M 359.9995987364441 0.00082685 deg
tp 2459986.371303320221
(2023-Feb-10.87130332)
0.18544 TDB
period 644049691.0463473
1763311.95
1.327e+09
3.633e+06
d
yr
n 5.589630815832402E-7 1.1517e-06 deg/d
Q 29187.42186628137 40092 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      113 days  
   first obs. used      2020-12-22  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .36394  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-31 22:43:00  

Additional Information
 Earth MOID = 2.71681 au 
 Jupiter MOID = .741824 au 
 T_jup = 1.412 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 9.307478862991041E-8 -1.446268202187013E-7 -4.680951412639535E-5 5.271150369203735E-8 -7.280482454780101E-7 -5.041872597141851E-7
q -1.446268202187013E-7 3.017966203034989E-7 9.693643332372299E-5 -3.30919154246569E-7 1.182738813850015E-6 3.522021445401035E-6
tp -4.680951412639535E-5 9.693643332372299E-5 .03438856401308697 -.0001391910822223175 .0005652134897272769 .001493990375439229
node 5.271150369203735E-8 -3.30919154246569E-7 -.0001391910822223175 1.213829393300471E-6 -2.529151948267937E-6 -1.33253398883157E-5
peri -7.280482454780101E-7 1.182738813850015E-6 .0005652134897272769 -2.529151948267937E-6 1.603736301671253E-5 2.729468974423837E-5
i -5.041872597141851E-7 3.522021445401035E-6 .001493990375439229 -1.33253398883157E-5 2.729468974423837E-5 .0001465929162529768

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 7.8   0.3 5 2 parameter fit from 63 observations, autocmod 2.9c
comet total magnitude slope K1 11.25   n/a 5 autocmod 2.9c

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2023.1   C/2021 C5       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-17 03:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin