REFGEN

Name

refgen

Purpose (one Line Only)

Generate a source/catalog cross-reference list

Description

Calling Sequence

refgen,astinfo,fnsrc,catfile,ref

Inputs

astinfo - Anonymous structure that contains an astrometric description
of a image-based coordinate system and its mapping to the
celestial sphere. (see mkastinfo for more information)
fnsrc - Name of source file to read (generated by findsrc.pro)
catfile - Name of catalog sub-file to read (generated by refnet.pro)

Optional Input Parameters

Keyword Input Parameters

MAGLIM - Faint limit for the catalog. Don't use anything fainter than
this limit. Default is 30.
MAXERR - Maximum allowed error on the instrumental magnitude
(default=1 mag)
NOROTSCAN - Flag, if set will suppress searching for a correlation
at small rotations from nominal if the initial offset
calculation fails.

Outputs

ref - Anonymous structure with the cross-linked list (see rdref/wrref)

Keyword Output Parameters

Common Blocks

Side Effects

Restrictions

Procedure

Modification History

Written by Marc W. Buie, Southwest Research Institute, 2010/01/14
2010/07/26, MWB, minor mod for new frmdxdy error codes
2012/04/30, MWB, added NOROTSCAN (mostly as a debugging aid), added MAGLIM
2012/05/01, MWB, added MAXERR keyword