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/2011 L4 (PANSTARRS)
Classification: Hyperbolic Comet          SPK-ID: 1003133
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456366.5 (2013-Mar-15.0) TDB
Reference: JPL 129 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000032699575584 1.2545e-07  
a -9221.66178893962 35.381 AU
q .3015444266769511 1.4437e-07 AU
i 84.20819003025326 6.8973e-06 deg
node 65.66588404075337 6.6319e-06 deg
peri 333.6516356814656 5.4815e-06 deg
M 5.375791967149228E-6 3.0927e-08 deg
tp 2456361.669944008239
(2013-Mar-10.16994401)
1.7723e-05 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.112987504972847E-6 6.4054e-09 deg/d
Q n/a n/a AU
  Orbit Determination Parameters
   # obs. used (total)      5401  
   data-arc span      1194 days (3.27 yr)  
   first obs. used      2011-05-21  
   last obs. used      2014-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .556  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:40:05  

Additional Information
 Earth MOID = .660298 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 7.5 mag 2. 129 2 parameter fit from 702 observations, autocmod 2.6
comet total magnitude slope K1 7.   n/a 129 autocmod 2.6
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-26 04:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin