Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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/1965 S1-A (Ikeya-Seki)
Classification: Comet          SPK-ID: 1001121
Ephemeris | Orbit Diagram | Orbital Elements ]

[ show orbit diagram ]
Orbital Elements at Epoch 2439040.5 (1965-Oct-07.0) TDB
Reference: SAO_2008 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.999915 n/a  
a 91.6000000 n/a AU
q 0.007786 n/a AU
i 141.8642 n/a deg
node 346.9947 n/a deg
peri 69.0486 n/a deg
M -0.0159460 n/a deg
tp 2439054.6837
(1965-Oct-21.18370000)
n/a JED
period 321420
880.00
n/a
n/a
d
yr
n 0.0011242 n/a deg/d
Q 183.1922140 n/a AU
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      115 days  
   first obs. used      1965-09-21  
   last obs. used      1966-01-14  
   producer      Marsden  

Additional Information
 T_jup = -0.029 
 2008 SAO Comet Catalog 

Ephemeris | Orbit Diagram | Orbital Elements ]

no physical parameters available

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1965.8   C/1965 S1-A       
Ephemeris | Orbit Diagram | Orbital Elements ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-29 08:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin