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Summary of reduction options
The two following diagrams summarise the successive steps performed
by high-level procedures RESPONSE/ECHELLE and REDUCE/ECHELLE
depending on the main options:
- Flat-field correction can be performed or not
- Instrumental response correction can be skipped, or performed
using either a standard-star or IUE-like methods.
Figure D.1:
Response/Echelle
![\begin{figure}
\begin{center}
\begin{tabular}{\vert c\vert c\vert}
\hline
\mu...
...ply by the blaze flat-field \\
\hline
\end{tabular} \end{center} \end{figure}](img976.gif) |
Figure D.2:
Reduce/Echelle (1)
![\begin{figure}
\begin{center}
\begin{tabular}{\vert c\vert c\vert}
\hline
\mu...
...ield \\
(Merge) & (Merge) \\
\hline
\end{tabular} \end{center} \end{figure}](img977.gif) |
Figure D.3:
Reduce/Echelle (2)
![\begin{figure}
\begin{center}
\begin{tabular}{\vert c\vert c\vert}
\hline
\mu...
...PLE/ECH} \\
Merge & Merge \\
\hline
\end{tabular} \end{center} \end{figure}](img978.gif) |
Petra Nass
1999-06-15