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JPL Small-Body Database Browser
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C/2013 P4 (PANSTARRS)
Classification: Chiron-type Comet          SPK-ID: 1003272
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456851.5 (2014-Jul-13.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5960599293962326 2.1372e-05  
a 14.77212457219885 0.00083737 au
q 5.967053042661649 2.2786e-05 au
i 4.26436714381977 2.4365e-05 deg
node 256.6145609357201 0.00062504 deg
peri 113.5590275690512 0.00074078 deg
M 359.4723959925061 6.9862e-05 deg
tp 2456881.892641951666
(2014-Aug-12.39264195)
0.0046561 TDB
period 20737.80893850717
56.78
1.7633
0.004828
d
yr
n .01735959671860661 1.4761e-06 deg/d
Q 23.57719610173605 0.0013365 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      821 days (2.25 yr)  
   first obs. used      2013-08-15  
   last obs. used      2015-11-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .5395  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:32:39  

Additional Information
 Earth MOID = 4.96987 au 
 Jupiter MOID = 1.12593 au 
 T_jup = 3.051 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 6.9   1. 40 from 138 observations, assumed slope, autocmod 2.9c
comet total magnitude slope K1 10.75   n/a 40 autocmod 2.9c
comet nuclear magnitude M2 11.4   0.6 40 from 78 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 40 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 40 autocmod 2.9c

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2014.6   C/2013 P4       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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