$\begin{figure} \par\includegraphics[width=6cm,clip]{0441fig2.eps} \end{figure}$ Figure 2: Density function for $\Delta \alpha \cos \delta$ (we used the Epanechnikovkernel, h=66 mas).
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In the text

$\begin{figure} \par\includegraphics[width=6cm,clip]{0441fig4.eps} \end{figure}$ Figure 4: Joint distribution for $\Delta \alpha \cos \delta$ and $\Delta \delta$ (we used the Epanechnikov kernel, $h_{\alpha }=66$ mas, $h_{\delta }=86$ mas).
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In the text

$\begin{figure} \par\includegraphics[width=7cm,clip]{0441fig1.eps} \end{figure}$	Figure 1: Spatial distribution of the data.
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$\begin{figure} \par\includegraphics[width=6cm,clip]{0441fig2.eps} \end{figure}$	Figure 2: Density function for $\Delta \alpha \cos \delta$ (we used the Epanechnikovkernel, h=66 mas).
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$\begin{figure} \par\includegraphics[width=6cm,clip]{0441fig3.eps} \end{figure}$	Figure 3: Density function for $\Delta \delta$ (we used the Epanechnikov kernel, h=86 mas).
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$\begin{figure} \par\includegraphics[width=6cm,clip]{0441fig4.eps} \end{figure}$	Figure 4: Joint distribution for $\Delta \alpha \cos \delta$ and $\Delta \delta$ (we used the Epanechnikov kernel, $h_{\alpha }=66$ mas, $h_{\delta }=86$ mas).
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$\begin{figure} \par\includegraphics[width=6cm,clip]{0441fig5.eps} \end{figure}$	Figure 5: Contour levels for $\Delta \alpha \cos \delta$ by means of the KNP model (in mas).
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$\begin{figure} \par\includegraphics[width=6cm,clip]{0441fig6.eps} \end{figure}$	Figure 6: Contour levels for $\Delta \delta$ by means of the KNP model (in mas).
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