Task: uvindex vis = gc_rx1.lsb
The task uvindex
scans a uvdata file and reports changes
in source name, pointing center, number of wideband
and spectral line channels, the observing frequency, and
polarization. This is a useful program which is recommended
for users to run it to give a check-up before further
processing the data. In addition, the task prthd
gives
the basic information in the header of a uv data file.