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Hal, thanks a big bunch.  I will pick up a copy of "Astronomical
Algorithms".  MICA was first on my list to get the source code.  looks like
I am going to have to use my noodle a little for this project.  don't know
how I missed the NOVAS library, but that looks promising too.  again, thanks
a big bunch.

Cliff
--
these are the good old days
Cliff Sojourner          cls@employees.org

----- Original Message -----
From: "Hal Mueller" 
To: 
Sent: Thursday, March 07, 2002 23:43
Subject: Re: almanac software


> At 10:57 PM -0800 3/7/02, Cliff Sojourner wrote:
> >ok, I have to ask:  is there any source code for nautical almanac
software
> >available?  I have searched high and low in marine, air, navigation, and
> >astronomy areas, but all I can find are some commercial programs, and a
few
> >people's pet projects.  what are those programs based on?  I suppose as a
> >last resort I could ask one of the private parties to share.
>
> http://aa.usno.navy.mil/software/novas/novas_c/novasc_info.html is
> the source code for the US Naval Observatory's positional astronomy
> package.  It's a good start toward almanac software, although you'll
> have to supply your own code for planetary positions, and it's really
> designed for astronomers and not navigators.  C and Fortran versions
> available.
>
> It might also be worth taking a crack at getting the source for the
> USNO's "MICA" (Mac/Win almanac).  Below is an excerpt from the README
> (which is 5 years old).  I haven't kept up with the status of the
> program.
>
> As for testing, I used every published example I could get my hands
> on, including single almanac pages in navigation textbooks, as well
> as spot checks through all the nautical almanacs I could locate.  I
> also generated my own examples with MICA.  Jean Meeus's book
> "Astronomical Algorithms" was what I used for first-round test cases
> (as well as for algorithms).
>
> >MICA 1.5 is a product of the Astronomical Applications Department of
> >the U.S. Naval Observatory.  It is available for both DOS (PC) and
> >MacOS systems.  MICA 1.5 was published for the Naval Observatory by:
> >
> >     Willmann-Bell, Inc.
> >     P.O. Box 35025
> >     Richmond, VA  23235  USA
> >     (804) 320-7016 (voice)
> >     (804) 272-5920 (fax)
> >     http://www.willbell.com
> >
> >Please direct all orders and questions about orders to the publisher.
> >
> >
> >(5)  TECHNICAL SUPPORT
> >
> >The MICA developers welcome your comments, criticisms, suggestions,
> >and problem reports.  However, we are able to provide only very
> >limited technical support services, and these will be provided
> >through the regular mail.  We regret that we can not respond to any
> >telephone inquiries or correspondence sent by e-mail or FAX.
> >
> >Please send all technical correspondence concerning MICA to:
> >
> >     U. S. Naval Observatory
> >     Code: AA/MICA
> >     3450 Massachusetts Ave., NW
> >     Washington, DC  20392-5420 USA
> >
> >When writing to us, please be sure to indicate the version of MICA
> >being used and information concerning your computer system
> >configuration (CPU type, RAM, hard disk, etc.) if relevant.
> >
> >
> >(6)  WORLD WIDE WEB SITE
> >
> >The Astronomical Applications Department of the U.S. Naval
> >Observatory maintains a Web site providing a wide variety of
> >astronomical data, answers to frequently asked questions, and
> >up-to-date information on its publications and software products.
> >Point your browser to http://aa.usno.navy.mil/AA.
>
> ----
> Hal Mueller                hal@mobilegeographics.com
> Mobile Geographics LLC     http://www.mobilegeographics.com/
> Seattle, Washington        (206) 297-9575
> MapTap public test now underway!
> http://www.mobilegeographics.com/maptap/
>

   

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