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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 2456567.5 (2013-Oct-02.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9989376459808056 1.2942e-05  
a 2668.519763563208 32.526 AU
q 2.834912696121095 2.0745e-05 AU
i 125.5319248317736 3.4793e-05 deg
node 2.024156098752749 6.6208e-05 deg
peri 104.9730200349239 0.00098338 deg
M 359.9990128785606 1.8066e-05 deg
tp 2456705.561359635818
(2014-Feb-17.06135964)
0.0031368 JED
period 50350531.84473614
137852.24
9.2057e+05
2520
d
yr
n 7.149874823767844E-6 1.3072e-07 deg/d
Q 5334.204614430296 65.017 AU
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      257 days  
   first obs. used      2013-07-26  
   last obs. used      2014-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   fit RMS      .56548  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:33:43  

Additional Information
 Earth MOID = 2.27227 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 25 from 116 observations, assumed slope, autocmod 2.5c
comet total magnitude slope K1 11.   n/a 25 autocmod 2.5c
comet nuclear magnitude M2 14.9 mag 0.6 25 from 42 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 25 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 25 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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