Where: http://www.enteract.com/%7Emghall/tcltk/julian-day-0.1.tar.gz Description: Tcl package which converts year month day to a Julian day number and back. Covers dates from 4713 BC to tens of thousands of years into the future. Also allows adding of years/months/days to a julian day number, and day of week/year and day in year functions. Updated: 01/2002 Contact: mailto:firstname.lastname@example.org (Mike Hall)AM (6 july 2004) The above link is stale. Any updates available?
KBK (7 July 2004) The functionality proposed for the clock command in TIP #173 includes a %J format group that gives the Julian Day Number. Since TIP #173 also proposes using the -format option on [clock scan], you can do input as well of output of Julian Day.
See also: tcllib calendar moduleTcl 8.5 clock's ... scan $julianDay -format %J and ... format $time -format %J converts times-since-unix-epoch to and from Julian day numbers.
What: Julian date routines with Tcl binding Where: http://www.controlq.com/OpenSource/Tcl_Julian.tgz Description: Makefile to build for Windows as well as most Unix variants. Does not make use of TEA. This code is based on the 1583 epoch decreed by Papal intervention. J_Date units are measured in days and J_Time units are measured in seconds. Currently at version 0.0 . Updated: 11/2006 Contact: See web site