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C/2006 M4 (SWAN)
Classification: Hyperbolic Comet          SPK-ID: 1002407
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454049.5 (2006-Nov-10.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000185049039808 1.7109e-06  
a -4231.355298769043 39.12 au
q .7830082351241019 3.5988e-07 au
i 111.8232624168263 2.9769e-05 deg
node 148.7268421584153 2.8409e-05 deg
peri 62.59437100123628 5.6879e-05 deg
M .0001513674291051965 2.099e-06 deg
tp 2454007.228505602883
(2006-Sep-28.72850560)
3.8294e-05 TDB
period n/a
n/a
n/a
n/a
d
yr
n 3.5808393165187E-6 4.9658e-08 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      1265  
   data-arc span      433 days (1.19 yr)  
   first obs. used      2006-07-12  
   last obs. used      2007-09-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .64886  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:30:58  

Additional Information
 Earth MOID = .070475 au 
 Jupiter MOID = 1.08892 au 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 2.927017162243796E-12 3.264409369631496E-13 5.697927284624324E-11 -6.670812516900478E-12 7.487755190346444E-11 -1.785926927231847E-11
q 3.264409369631496E-13 1.29515682692476E-13 8.51191863710928E-12 4.878328376341891E-13 1.678668708421835E-11 -4.493320608310402E-12
tp 5.697927284624324E-11 8.51191863710928E-12 1.466420751894591E-9 -2.590838039784736E-11 1.987561437665246E-9 -3.017002841440008E-10
node -6.670812516900478E-12 4.878328376341891E-13 -2.590838039784736E-11 8.070888174770137E-10 2.642422847865895E-10 -4.145628339379156E-10
peri 7.487755190346444E-11 1.678668708421835E-11 1.987561437665246E-9 2.642422847865895E-10 3.235191315690719E-9 -6.881936060822833E-10
i -1.785926927231847E-11 -4.493320608310402E-12 -3.017002841440008E-10 -4.145628339379156E-10 -6.881936060822833E-10 8.861690290414364E-10

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.0   1. 35 2 parameter fit from 227 observations, autocmod 2.9c
comet total magnitude slope K1 7.25   n/a 35 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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