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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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000018815882278 1.01e-06  
a -9074.061068728695 487.11 au
q .1707364648528884 7.2901e-07 au
i 77.83700054890942 7.5431e-05 deg
node 267.4148026435385 4.5489e-05 deg
peri 155.9749681149126 2.4361e-05 deg
M -5.450281296514124E-5 4.3887e-06 deg
tp 2454113.298843632772
(2007-Jan-12.79884363)
6.5609e-05 TDB
period n/a
n/a
n/a
n/a
d
yr
n 1.140253797432305E-6 9.1816e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .48764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:30:59  

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 5.4   0.8 27 2 parameter fit from 95 observations, autocmod 2.9c
comet total magnitude slope K1 20.75   n/a 27 autocmod 2.9c
comet nuclear magnitude M2 12.9   1. 27 from 169 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 27 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 27 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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