Subject: Re: Dates (technical, not social...)
From: Erik Naggum <>
Date: 1997/03/31
Newsgroups: comp.lang.lisp
Message-ID: <>

* Bryan A. Bentz
| I'm looking for some uniform mechanism to represent chronological dates,
| including BC, potentially different calendars, etc.  What I want to do is
| to be able to enter events in these different systems, and reconcile them
| on to one calendar (time line), in one system (that is, I don't need
| something which will convert any date in any system to any other system).
| Before I write such a beast, might anyone out there have one?  I'd
| appreciate a direct reply, as my news server is really flaky.

the Julian Date or Modified Julian Date system might be useful.  JD counts
in (fractional) days since some epoch a god-awful long way into the past.
JD and MJD are used by astronomers.

I'm no longer young enough to know everything.