plot_skycomponents_position_quiver

plot_skycomponents_position_quiver(comps_test, comps_ref, phasecentre, num=100, plot_file=None, tol=1e-05, **kwargs)

Generate position error quiver diagram for two lists of skycomponents

Parameters:

• comps_test – List of components to be tested

• comps_ref – List of reference components

• phasecentre – Centre of image in SkyCoords

• num – Number of the brightest sources to plot

• plot_file – Filename of the plot

• tol – Tolerance in rad

Returns:

[ra_error, dec_error]: The error array for users to check