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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 133 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.00003270582562 1.2538e-07  
a -9219.899236350126 35.348 au
q .3015444166578819 1.4421e-07 au
i 84.20819046807516 6.8804e-06 deg
node 65.66588393172606 6.6317e-06 deg
peri 333.6516356757202 5.4799e-06 deg
M 5.377334071787173E-6 3.0913e-08 deg
tp 2456361.669943550737
(2013-Mar-10.16994355)
1.7718e-05 JED
period n/a
n/a
n/a
n/a
d
yr
n 1.113306672142037E-6 6.4024e-09 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      5424  
   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      .55602  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 17:34:08  

Additional Information
 Earth MOID = .660298 au 
 Jupiter MOID = .166509 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. 133 2 parameter fit from 702 observations, autocmod 2.6f
comet total magnitude slope K1 7.   n/a 133 autocmod 2.6f
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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