masking

Create mask from catalog and/or merge with mask of extended source

enable

bool

Execute this segment

centre_coord

list of str, optional, default = HH:MM:SS , DD:MM:SS

Coordinates of the centre of the field of view read from reference_dir by default

label

str, optional, default = corr

Label of the .MS file where to find information about the target

mask_size

int, optional, default = 900

Number of pixels in the mask (must be the same as img_npix in selfcal worker)

cell_size

float, optional, default = 2.

Size of pixel in the mask (arcsec, must be the same as img_cell in selfcal worker)

name_mask

str, optional, default = catalog_mask.fits

Name of the output mask generated from catalog

extended_source_input

str, optional, default = Fornaxa_vla.FITS

Name of the input mask for particularly extended sources in the field

final_mask

str, optional, default = final_mask.fits

Name of the output final mask

query_catalog

Query catalog to select field/sources from which extract the mask

enable

bool, optional, default = true

Execute this worker

catalog

{“NVSS”, “SUMSS”}, optional, default = SUMSS

Name of catalog to query [NVSS/SUMSS]

width_image

str, optional, default = 1.2d

Width of the region of sky we want to mask (keep larger than dirty image)

thresh_nvss

float, optional, default = 10e-3

Cutoff to select sources in the SUMSS map, corrected for the primary beam (Jy) or cutoff in sigmas for sofia source finder

pb_correction

Correct input image for primary beam before exctracting mask

enable

bool, optional, default = true

Execute this worker

frequency

float, optional, default = 1.420405752

Primary beam size changes with frequency, provide central frequency of considered dataset

make_mask

Build mask from existing image using SoFiA and/or threshold cutoff

enable

bool, optional, default = true

Execute this worker

mask_with

{“thresh”, “sofia”}, optional, default = sofia

Tool to use for masking

input_image

{“pbcorr”, “path_to_mask”}, optional, default = pbcorr

Input image where to create mask ???? what is this ???

thresh_lev

int, optional, default = 5

Cutoff to select sources in the SUMSS map, corrected for the primary beam (Jy) or cutoff in sigmas for sofia source finder

scale_noise_window

int, optional, default = 101

window size where SoFiA measures the local rms, units of pixels

merge_with_extended

Merge with mask of extended source

enable

bool, optional, default = False

Execute this worker

extended_source_input

str, optional, default = extended_mask.fits

name of image of extended source to merge with current image

mask_with

{“thresh”, “sofia”}, optional, default = thresh

Tool to use for masking

thresh_lev

float, optional, default = 8e-2

Cutoff to select sources in the SUMSS map, corrected for the primary beam (Jy) or cutoff in sigmas for sofia source finder