[Coco] Looking for CoCo astronomy and space software.

[jdaggett at gate.net]

Gene 

That seems to be correct 0.0 on the Julian calendar is about 4715 
BCE plus or minus a few years 

Jan 1, 2000 at noon UTC is Julian day 2451545.000000

james


On 19 Jan 2004 at 17:12, Gene Heskett wrote:

From:           	Gene Heskett <gene.heskett at verizon.net>
To:             	CoCoList for Color Computer Enthusiasts 
<coco at maltedmedia.com>
Subject:        	Re: [Coco] Looking for CoCo astronomy and 
space software.
Date sent:      	Mon, 19 Jan 2004 17:12:56 -0500
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> On Monday 19 January 2004 16:28, jimcox at miba51.com wrote:
> >Hi Neil:
> >
> >Just took a quick look at it and it looks like a good
> >source for PC software (remember, I said "quick look" :)
> >I'll bookmark it for my PC interests.
> >
> >I'm looking for CoCo software since I assume most of it
> >would be in basic, so I can take a look at it and
> >understand what's going on, or am I mistaken in that
> >assumption?
> 
> There was an solar or lunar eclipse predictor program published maybe
> 15 years ago in IIRC Byte, written in basic-5.22, whatever that was. 
> It looked a lot like truebasic in styling.  I had  fun converting it
> to C srcs and making it run, but was never convinced it was 100%
> accurate.  It made heavy use of julian time, which with the south
> american fellows trig libraries from the rainbow, seemed to fall apart
> in March, 4714 BC IIRC.  I don't think julian time likes itself when
> it goes below zero...
> 
> That was the first time I'd tried to do a program of any real size
> (for a coco) in C, and I don't think it explored the bugs in c.prep at
> all.  But it was a lot of fun, and good exercise for me at the time.
> 
> I haven't the foggiest if I still retain that copy of that magazine
> though.
> 
> I do have the object yet, and *maybe* even the c srcs.
> 
> >I doubt there is a list of the type and run programs
> >featured in Rainbow, Hot CoCo, ect. so I'll have to spend
> >some time digging through them to find the programs I'm
> >looking for.  Cheers!
> >
> >Jim
> >
> >On Mon, 19 Jan 2004 12:58:57 -0800
> >
> >  "Neil Morrison" <neilsmorr at hotpop.com> wrote:
> >>I assume you've looked at
> >>http://skyandtelescope.com/resources/software/
> >>
> >>NM
> >>
> >>----- Original Message -----
> >
> From: <jimcox at miba51.com>
> >
> >>> Is there anyone currently out there using any astronomy
> >>>or
> >>> space related software for the CoCo?  Is so, I'd like to
> >>> hear from you.  I think I can combine my interest in
> >>> astronomy with the CoCo and have some fun.
> >>>
> >>> By "space" I mean satellite tracking or space simulation
> >>> software.  Thanks!
> >>>
> >>> Jim
> >>
> >>--
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> >>Coco at maltedmedia.com
> >>http://five.pairlist.net/mailman/listinfo/coco
> 
> -- 
> Cheers, Gene
> "There are four boxes to be used in defense of liberty: soap,
> ballot, jury, and ammo. Please use in that order."
> -Ed Howdershelt (Author)
> 99.22% setiathome rank, not too shabby for a WV hillbilly
> Yahoo.com attornies please note, additions to this message
> by Gene Heskett are:
> Copyright 2004 by Maurice Eugene Heskett, all rights reserved.
> 
> 
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