[daip] UVCON / UVPLT issues
Eric Greisen
egreisen at nrao.edu
Fri May 25 15:49:56 EDT 2007
Ian Heywood writes:
> The plots I initially sent however were created using identical inputs for
> UVPLT; all I changed was the UV data set at the input. I'm still confused
> as to why in the old UVCON case I get the various traces that arise from
> each antenna, whereas in the new UVCON case I'm either getting a single
> plot or they are all identical and overlap each other at the same
> points... This is not critical though.
>
The point I made earlier is that I think something serious or a change
in UVPLT parameters is going on. I note one other matter I should
clarify. UVPLT plots baseline-based data. With no REFANT it takes
e.g. the elevations of antennas a1 and a2 from baseline a1-a2 and
averages them to determine the elevation to be plotted. It is not
antenna elevations directly unless REFANT is specified.
Eric Greisen
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