FITSCUT

NAME

fitscut - extract cutouts from FITS image format file

SYNOPSIS

fitscut [options] file [green] [blue] [outfile]

DESCRIPTION

Options are:

-f, --force

force overwrite of output file

-h, --help

display this help and exit

-v, --verbose

verbose operation

-V, --version

output version information and exit

-p, --png

output a PNG format file

-j, --jpg

output a JPEG format file

-x, --x=N

X center coordinate

-y, --y=N

Y center coordinate

--x0=N

X corner coordinate

--y0=N

Y corner coordinate

-r, --rows=N

number of rows (height)

-c, --columns=N

number of columns (width)

--all

extract a cutout of the same size as the input image

--linear-scale

output in linear scale [default]

-l, --log-scale

output in log scale

-s, --sqrt-scale

output in square root scale

-e, --histeq-scale

histogram equalized output

--asinh-scale

asinh equalized output

-i, --invert

invert output colors

--palette=name

output palette name (png output only)

--factor=value

multiply image by value

--rate

scale image by exposure time factor

--autoscale=percent

percent of histogram to include

If percent is a single value it is interpreted as

the percentage of the histogram to include. If percent is two values separated by a comma it is interpreted as the lower and upper bounds of the histogram to include (eg. --autoscale=1.5,98.5)

--autoscale-min=percent

lower bound percentage of histogram to include

--autoscale-max=percent

upper bound percentage of histogram to include

--min=value

image value to use for scale minimum

--max=value

image value to use for scale maximum

The value for --min or --max may be either one value to

be used for all images (eg. --min=0), or one value for each image separated by a comma (eg. --min=0,0,0)

--red=file

filename to be used in red channel of color image

--green=file

filename to be used in green channel of color image

--blue=file

filename to be used in blue channel of color image

--zoom=factor

zoom input image by positive multiplicative factor

--align

use WCS information in header to align images

--compass

add a WCS compass to the image

Supported palettes:

gray heat cool rainbow red green blue