NAME¶

fit-wcs - Fit a transformation from x,y and matching RA,DEC coordinates

SYNOPSIS¶

fit-wcs [options] -x file -r file
fit-wcs [options] -c file

DESCRIPTION¶

Given a list of x,y coordinates and matching RA,Dec coordinates, fit a transformation and produce a WCS file

OPTIONS¶

-x file

XYls input file

-X name

X column name (default: FIELD_X)

-Y name

Y column name (default: FIELD_Y)

-r file

RDls input file

-R name

RA column name (default: INDEX_RA)

-D name

Dec column name (default: INDEX_DEC)

-c file

Correspondences file

-o file

WCS output file

-s sip

SIP order (default is a WCS TAN solution, not SIP)

-W width

Image width (default: max X position; used for SIP)

-H height

Image height (default: max Y position; used for SIP)

-C

Set CRPIX to be the center of the field; SIP only

-v

Verbose

AUTHOR¶

The Astrometry.net team. Principal investigators are David W. Hogg (NYU) and Dustin Lang (CMU).

SEE ALSO¶

http://astrometry.net