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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 2456677.5 (2014-Jan-20.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9989421551866966 6.8139e-06  
a 2679.90650659791 17.265 AU
q 2.834925198142631 2.8215e-06 AU
i 125.5323230942259 2.524e-05 deg
node 2.027657608029863 3.5323e-05 deg
peri 104.9732788886959 0.00012422 deg
M 359.9998006884291 1.924e-06 deg
tp 2456705.554846891680
(2014-Feb-17.05484689)
0.00045994 JED
period 50673148.75881222
138735.52
4.8967e+05
1341
d
yr
n 7.104354255021401E-6 6.8652e-08 deg/d
Q 5356.978087997678 34.511 AU
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      581 days (1.59 yr)  
   first obs. used      2013-07-26  
   last obs. used      2015-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .36032  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-03 13:44:12  

Additional Information
 Earth MOID = 2.27322 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 11.5 mag 0.5 39 from 180 observations, assumed slope, autocmod 2.6
comet total magnitude slope K1 11.   n/a 39 autocmod 2.6
comet nuclear magnitude M2 14.9 mag 0.5 39 from 120 observations, autocmod 2.6
comet nuclear magnitude slope K2 5.   n/a 39 autocmod 2.6
comet nuclear phase coefficient PC 0.03   n/a 39 autocmod 2.6

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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