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OnOff

In the OnOff observing mode, the secondary is symmetrically wobbled around the sky direction to be observed. In this case, Eq. 1 holds with

\begin{displaymath}
\ensuremath{t^\ensuremath{\mathrm{}}_\ensuremath{\mathrm{\e...
...emath{t^\ensuremath{\mathrm{}}_\ensuremath{\mathrm{subscan}}}.
\end{displaymath} (9)

In this case, the maximum number of subscans per scan and the subscan times are usually fixed to a conventional value.



Gildas manager 2014-07-01