All Figures

$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f1.eps} \end{figure}$ Figure 1: SiIII $\lambda$ 4552.6 Å line profile obtained by averaging ten spectra measured on 16 May 1988 (solid line). The two vertical lines denote the integration limits which were used in Paper I to calculate the RV of the secondary. The two dotted lines denote the disentangled line profiles of both components.
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In the text

$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f2.eps} \end{figure}$ Figure 2: SiIII $\lambda$ 4552.6 Å line profile obtained by averaging 39 spectra taken during a period of 12 nights (3-14 August 2000). The vertical lines demonstrate the estimate of the total line width of the broad-lined component.
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In the text

$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f3.eps} \end{figure}$ Figure 3: A SiIII $\lambda$ 4552.6 Å line observed on 15 March 1998 (full line) and the secondary's disentangled line profile, which is shifted according to its corresponding orbital RV (dashed line). The residual spectrum obtained by subtracting the shifted disentangled line profile from the original spectrum is shown as dots.
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In the text

$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f4.eps} \end{figure}$ Figure 4: The disentangled SiIII $\lambda$ 4552.6 Å line profiles of the primary (full line) and secondary (dashed line).
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In the text

$\begin{figure} \par\setlength{\unitlength}{0.75mm} \begin{picture} (113,170) \p... ...(0,-1){19}} \put(101.5,7){\shortstack{.\\ .\\ .\\ .}} \end{picture}\end{figure}$ Figure 5: Flowchart diagram of iteration scheme I (see text for details).
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In the text

$\begin{figure} \par\setlength{\unitlength}{0.75mm} \par\begin{picture} (113,170... ...(0,-1){5}} \put(101.5,21){\shortstack{.\\ .\\ .\\ .}} \end{picture}\end{figure}$ Figure 6: Flowchart diagram of iteration scheme II (see text for details).
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In the text

$\begin{figure} \par\includegraphics[width=7.8cm,clip]{4829.f7.eps} \end{figure}$ Figure 7: Comparison of the results of iteration scheme I (open symbols) and II (filled symbols): evolution of the orbital period $P_{\rm orb}$ ( upper panel), system velocity $v_\gamma$ ( middle panel), and the semi-amplitudes K₁ (dots) and K₂ (triangles) ( lower panel). The vertical bars denote the errors provided by FOTEL.
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In the text

$\begin{figure} \par\includegraphics[width=7.7cm,clip]{4829.f8.eps} \end{figure}$ Figure 8: Comparison of the results of iteration scheme I (open symbols) and II (filled symbols): evolution of the eccentricity e ( upper panel), epoch of periastron passage $E_{\rm o}$ ( middle panel), and the longitude of periastron $\omega$ ( lower panel). The two horizontal, dotted lines in each panel indicate the corresponding interval estimated from the interferometric measurements taken from Paper II. The vertical bars denote the errors provided by FOTEL.
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In the text

$\begin{figure} \par\includegraphics[angle=-90,width=16cm,clip]{4829.f9.eps} \end{figure}$ Figure 9: The orbital curves obtained by means of iteration scheme II. The open and filled dots represent the RVs of, respectively, the primary and secondary components around the centre of mass. The full and dashed lines represent the best-fitting orbits of the primary and secondary, respectively, according to the parameters listed in the column labelled "Scheme II'' in Table 2.
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In the text

$\begin{figure} \par\includegraphics[angle=-90,width=8cm,clip]{4829.f10.eps} \end{figure}$ Figure 10: Grey-scale representation of the power spectrum obtained at each wavelength position (given in units of the variance) across the SiIII $\lambda$ 4552.6 Å line profile by the application of the 2D Lomb-Scargle method to all CES spectra.
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In the text

$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f11.eps} \end{figure}$ Figure 11: Same as Fig. 10, but after subtracting the secondary's disentangled line profile and correcting for the primary's orbital motion.
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In the text

$\begin{figure} \par\includegraphics[width=7.3cm,clip]{4829.f12.eps} \end{figure}$ Figure 12: Power spectra resulting from the addition of all the 1D periodograms over the wavelength range between 4549 and 4556.5 Å. The panels correspond to different stages of prewhitening: original periodogram ( upper panel), after prewhitening with 7.415 c d^-1 ( middle panel), and after prewhitening with 7.415 and 4.542 c d^-1 ( lower panel).
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In the text

$\begin{figure} \par\includegraphics[width=7.8cm,clip]{4829.f13.eps} \end{figure}$ Figure 13: Phase behaviour across the profile calculated on the basis of all CES and CORALIE data for (f₁, f₂) = (7.415, 4.542) c d^-1. The upper (middle) panel shows the phase behaviour of f₁ (f₂). The average line profile is given in the lower panel.
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In the text

$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f1.eps} \end{figure}$	Figure 1: SiIII $\lambda$ 4552.6 Å line profile obtained by averaging ten spectra measured on 16 May 1988 (solid line). The two vertical lines denote the integration limits which were used in Paper I to calculate the RV of the secondary. The two dotted lines denote the disentangled line profiles of both components.
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$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f2.eps} \end{figure}$	Figure 2: SiIII $\lambda$ 4552.6 Å line profile obtained by averaging 39 spectra taken during a period of 12 nights (3-14 August 2000). The vertical lines demonstrate the estimate of the total line width of the broad-lined component.
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$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f3.eps} \end{figure}$	Figure 3: A SiIII $\lambda$ 4552.6 Å line observed on 15 March 1998 (full line) and the secondary's disentangled line profile, which is shifted according to its corresponding orbital RV (dashed line). The residual spectrum obtained by subtracting the shifted disentangled line profile from the original spectrum is shown as dots.
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$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f4.eps} \end{figure}$	Figure 4: The disentangled SiIII $\lambda$ 4552.6 Å line profiles of the primary (full line) and secondary (dashed line).
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$\begin{figure} \par\setlength{\unitlength}{0.75mm} \begin{picture} (113,170) \p... ...(0,-1){19}} \put(101.5,7){\shortstack{.\\ .\\ .\\ .}} \end{picture}\end{figure}$	Figure 5: Flowchart diagram of iteration scheme I (see text for details).
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$\begin{figure} \par\setlength{\unitlength}{0.75mm} \par\begin{picture} (113,170... ...(0,-1){5}} \put(101.5,21){\shortstack{.\\ .\\ .\\ .}} \end{picture}\end{figure}$	Figure 6: Flowchart diagram of iteration scheme II (see text for details).
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$\begin{figure} \par\includegraphics[width=7.8cm,clip]{4829.f7.eps} \end{figure}$	Figure 7: Comparison of the results of iteration scheme I (open symbols) and II (filled symbols): evolution of the orbital period $P_{\rm orb}$ ( upper panel), system velocity $v_\gamma$ ( middle panel), and the semi-amplitudes K₁ (dots) and K₂ (triangles) ( lower panel). The vertical bars denote the errors provided by FOTEL.
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$\begin{figure} \par\includegraphics[angle=-90,width=16cm,clip]{4829.f9.eps} \end{figure}$	Figure 9: The orbital curves obtained by means of iteration scheme II. The open and filled dots represent the RVs of, respectively, the primary and secondary components around the centre of mass. The full and dashed lines represent the best-fitting orbits of the primary and secondary, respectively, according to the parameters listed in the column labelled "Scheme II'' in Table 2.
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$\begin{figure} \par\includegraphics[angle=-90,width=8cm,clip]{4829.f10.eps} \end{figure}$	Figure 10: Grey-scale representation of the power spectrum obtained at each wavelength position (given in units of the variance) across the SiIII $\lambda$ 4552.6 Å line profile by the application of the 2D Lomb-Scargle method to all CES spectra.
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$\begin{figure} \par\includegraphics[angle=-90,width=7.8cm,clip]{4829.f11.eps} \end{figure}$	Figure 11: Same as Fig. 10, but after subtracting the secondary's disentangled line profile and correcting for the primary's orbital motion.
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$\begin{figure} \par\includegraphics[width=7.3cm,clip]{4829.f12.eps} \end{figure}$	Figure 12: Power spectra resulting from the addition of all the 1D periodograms over the wavelength range between 4549 and 4556.5 Å. The panels correspond to different stages of prewhitening: original periodogram ( upper panel), after prewhitening with 7.415 c d^-1 ( middle panel), and after prewhitening with 7.415 and 4.542 c d^-1 ( lower panel).
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$\begin{figure} \par\includegraphics[width=7.8cm,clip]{4829.f13.eps} \end{figure}$	Figure 13: Phase behaviour across the profile calculated on the basis of all CES and CORALIE data for (f₁, f₂) = (7.415, 4.542) c d^-1. The upper (middle) panel shows the phase behaviour of f₁ (f₂). The average line profile is given in the lower panel.
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