Re: Lunar Phases in Calendar

[Christopher Dimech <dimech@gmx.com>]

So we make Emacs do them all.

---------------------
Christopher Dimech
General Administrator - Naiad Informatics - GNU Project (Geocomputation)
- Geophysical Simulation
- Geological Subsurface Mapping
- Disaster Preparedness and Mitigation
- Natural Resource Exploration and Production
- Free Software Advocacy


> Sent: Thursday, November 19, 2020 at 3:36 PM
> From: "Jude DaShiell" <jdashiel@panix.com>
> To: "Christopher Dimech" <dimech@gmx.com>, tomas@tuxteam.de
> Cc: help-gnu-emacs@gnu.org
> Subject: Re: Lunar Phases in Calendar
>
> Then of course, you've got lunar mansions used in India for timing.  But
> emacs can't even get the 8 phases right so all of this may be better
> done using external software and pasting its results into an emacs
> buffer.  For those with any interest, a phase  has a 45 degree angle not
> a 90 degree angle.
>
> On Thu, 19 Nov 2020, Christopher Dimech wrote:
>
> > Date: Thu, 19 Nov 2020 07:05:18
> > From: Christopher Dimech <dimech@gmx.com>
> > To: tomas@tuxteam.de
> > Cc: help-gnu-emacs@gnu.org
> > Subject: Re: Lunar Phases in Calendar
> >
> > Trying to fit people's calendar together?  Impossible.  Stick with the moon
> > and with the sun my friend,  ;)
> >
> > > Sent: Thursday, November 19, 2020 at 10:05 AM
> > > From: tomas@tuxteam.de
> > > To: help-gnu-emacs@gnu.org
> > > Subject: Re: Lunar Phases in Calendar
> > >
> > > On Thu, Nov 19, 2020 at 04:34:49AM +0100, Christopher Dimech wrote:
> > > > Not Complicated.  Just a ball rotating.
> > >
> > > That depends on whether you're talking about the
> > > moon itself (then "a ball rotating" is a pretty
> > > good approximation indeed, although, if you look
> > > closely, you're into N-body problems, but I don't
> > > have to tell that to /you/, I think ;-)
> > >
> > > Or whether you're approaching it from the viewpoint
> > > of human calendars, trying to make sense of several
> > > incommensurable (and not really constant) observational
> > > constants (solar day, solar year, lunar month) and
> > > to try to fit them into each other. There, the human
> > > creativity has been impressive indeed :-)
> > >
> > > So those kinds of "calendars" are, as Byung-Hee politely
> > > puts it, "complicated".
> > >
> > > Cheers
> > >  - t
> > >
> >
> >
>
> --
> United States has 633 Billionaires with only 10 doing any annual
> significant giving.
>
>