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C/2006 P1 (McNaught)
Classification: Hyperbolic Comet          SPK-ID: 1002410
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454065.5 (2006-Nov-26.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.00001881625956 1.01e-06  
a -9073.879108454237 487.09 au
q .1707364645208924 7.2901e-07 au
i 77.83700058282457 7.5431e-05 deg
node 267.4148026341846 4.5489e-05 deg
peri 155.9749681128246 2.4361e-05 deg
M -5.450445236907366E-5 4.3888e-06 deg
tp 2454113.298843599748
(2007-Jan-12.79884360)
6.5609e-05 TDB
period n/a
n/a
n/a
n/a
d
yr
n 1.140288096203252E-6 9.1817e-08 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      338 days  
   first obs. used      2006-08-07  
   last obs. used      2007-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .48764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 11:11:18  

Additional Information
 Earth MOID = .409406 au 
 Jupiter MOID = .316494 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 6.0   0.8 26 2 parameter fit from 95 observations, autocmod 2.8
comet total magnitude slope K1 19.   n/a 26 autocmod 2.8
comet nuclear magnitude M2 12.9   1. 26 from 169 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 26 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 26 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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