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* docs/ref/uvh5_memo #1427 review
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radonnachie authored and plaplant committed Apr 29, 2024
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9 changes: 5 additions & 4 deletions docs/references/uvh5_memo.tex
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\author{Paul La Plante, and the pyuvdata team}
\date{November 28, 2018\\
Revised April 2, 2021\\
Revised July 14, 2022
Revised July 14, 2022\\
Revised April 17, 2024
}

\begin{document}
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data. (\textit{Ntimes})
\item \textbf{uvw\_array}: \textit{float} An array of the uvw-coordinates
corresponding to each observation in the data. Baselines are specified as from
\verb+ant_1_array+ to \verb+ant_2_array+, inferring the position of antenna 2
\verb+ant_1_array+ to \verb+ant_2_array+, implying the position of antenna 2
minus the position of antenna 1. This is a two-dimensional array of size
(Nblts, 3). Units are in meters. (\textit{uvw\_array})
\item \textbf{time\_array}: \textit{float} An array of the Julian Date
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\end{itemize} (\textit{phase\_center\_catalog})
\item \textbf{phase\_center\_id\_array}: \textit{int}
A one dimensional array of length Nblts containing the cat\_id from the phase\_center\_catalog
that each baseline-time is phased to. (\textit{phase\_center\_id\_array})
that each baseline-time is phased to. \\(\textit{phase\_center\_id\_array})
\item \textbf{phase\_center\_app\_ra}: \textit{float}
Apparent right ascension of the phase center in the topocentric frame of the observatory, in radians.
This is a one-dimensional array of size Nblts. In the event that there are multiple phase centers,
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\item \textbf{version}: \textit{string} The version of the HDF5 file. The latest
version (and the one described in this memo) is Version 1.1. Note it should be
a string, such as \verb+`1.1'+. See Sec.~\ref{sec:version_history} for the
a string, such as \verb+"1.1"+. See Sec.~\ref{sec:version_history} for the
version history of the HDF5 specification. (No corresponding UVData attribute)
\end{itemize}

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