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C/2013 P2 (PANSTARRS)
Classification: Comet          SPK-ID: 1003270
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456656.5 (2013-Dec-30.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9989579337895056 6.5046e-06  
a 2720.488919962504 16.984 AU
q 2.834929579517351 3.1253e-06 AU
i 125.532342761232 2.4198e-05 deg
node 2.026918710186222 3.9986e-05 deg
peri 104.9728285336295 0.00017844 deg
M 359.9996592670476 3.1896e-06 deg
tp 2456705.554686509176
(2014-Feb-17.05468651)
0.00063456 JED
period 51828527.35229968
141898.77
4.8535e+05
1329
d
yr
n 6.945981651242623E-6 6.5046e-08 deg/d
Q 5438.142910345491 33.95 AU
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      333 days  
   first obs. used      2013-07-26  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .61434  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 11:52:58  

Additional Information
 Earth MOID = 2.27221 AU 
 T_jup = -1.211 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.4 mag 0.5 32 from 146 observations, assumed slope, autocmod 2.5c
comet total magnitude slope K1 11.   n/a 32 autocmod 2.5c
comet nuclear magnitude M2 14.9 mag 0.5 32 from 120 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 32 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 32 autocmod 2.5c

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2014.1   C/2013 P2       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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