./toolbox
utctout1.pro

Last modification date:

Thu Jun 2 23:56:08 2005

utcToUt1

function utcToUt1(juldat, utcInfo)

utctout1 - convert utc to ut1

Return the offset from utc to ut1 as a fraction of a day. The returned value (dut1Frac) is defined as ut1Frac=utcFrac + dut1Frac; The fraction of a day can be < 0.

The utc to ut1 conversion info is passed in via the structure UTC_INFO.

This code came from Phil Perillat at Arecibo. Local changes:

• modify this documentation for use by idldoc.

Returns

ut1FracOffset[n]: double add this to utc based times to get ut1

Version

$Id: utctout1.pro,v 1.1 2004/11/30 15:42:58 bgarwood Exp $

Parameters
juldat in, required double	julian date, may be a vector
utcInfo in	The utc to ut1 conversion information.