Welcome to the NavList Message Boards.

NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

Compose Your Message

Message:αβγ
Message:abc
Add Images & Files
    Name or NavList Code:
    Email:
       
    Reply
    Re: Computer generated Almanac
    From: Fred Hebard
    Date: 2003 Sep 9, 16:35 -0400

    Rino,
    
    If I were out on the ocean in a small boat, I'd much rather have a
    printed copy than an electronic one.
    
    Fred
    
    On Tuesday, Sep 9, 2003, at 16:22 US/Eastern, Rino van Dam wrote:
    
    > Since Her Majesty's Nautical Almanac Office makes available the
    > formulas
    > needed to calculate values as they are printed in the NA (in the
    > 'AstroNav
    > PC...' book), I wouldn't worry too much about reproducing your own NA,
    > with
    > a layout similar to the original NA.
    >
    > I suspect they are much more relaxed about it than some members of this
    > list... :-)  Within a few years the printed Almanac will be a thing of
    > the
    > past anyway, or at least a very distant second to computer based
    > calculations.
    >
    > Rino
    >
    >
    > -----Original Message-----
    > From: Navigation Mailing List
    > [mailto:NAVIGATION-L@LISTSERV.WEBKAHUNA.COM]
    > On Behalf Of Jared Sherman
    > Sent: Tuesday, September 09, 2003 12:10
    > To: NAVIGATION-L@LISTSERV.WEBKAHUNA.COM
    > Subject: Re: Computer generated Almanac
    >
    > George, let me try to rephrase this clearly.
    >
    >> From what is being said, one could boil it down to:
    >
    > "The USNO does not actually publish their own almanac tables, but only
    > inserts some cover matter around the British HMNAO tables. So the USNO
    > are
    > simply acting as agents for the British and, as they are agents not
    > authors,
    > copyright is not what it would be for a US author."
    >
    > That's one issue to bed.
    >
    >  else copied that complex layout in every detail, typeface and all,>
    >
    > That's something else entirely. If one copies the *layout* of tables,
    > it is
    > unlikely to be copyright infringement due to the exemption for basic
    > graphic
    > materials. The specific example of this is a typical calendar layout,
    > rows
    > of seven days times 5 weeks, more or less. That "design" cannot be
    > copyrighted. However, once you go beyond the basic utility of the
    > design, if
    > you start replicating those areas like typefaces, you are more likely
    > to be
    > found in violation. The finding is not a point of law, but a judicial
    > finding on the specifics of the matter.
    >
    > I could probably make a case for saying "The basic layout of these
    > tables is
    > 100 years old, and the entire community of navigators worldwide has
    > been
    > trained to use the physical layout. Therefore, the layout is as a
    > calendar,
    > and exempt." But I'm never dare to try setting the matter with the
    > exact
    > same type. With upwards of 100,000 typefaces available on the market
    > today,
    > that would be like flying a mylar kite in a lightning storm. And
    > graphically, I'm sure that the table matter itself could be presented
    > in
    > better form. Clearer, perhaps tighter, certainly using some of the
    > skills of
    > graphic design--which HMNO weren't paid to do.
    >
    > Since the actual "heart" of the almanac is simply the result of
    > repetitive
    > mathematical iteration, it is not creative work and unless the actual
    > formula was protected (yes, there are protections for formulas too)
    > anyone
    > should be able to set up a loop on a computer and print out results to
    > their
    > heart's delight.
    >
    > Being neither a barrister, solicitor, Crown Counsel, or simple lawyer,
    > I
    > make no argument and give no advice except to say that in theory I
    > should be
    > capable of reading and understanding what my government has posted on
    > this.
    > And, at least I've read them.
    >
    >
    
    
    

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Get a NavList ID Code

    Name:
    (please, no nicknames or handles)
    Email:
    Do you want to receive all group messages by email?
    Yes No

    A NavList ID Code guarantees your identity in NavList posts and allows faster posting of messages.

    Retrieve a NavList ID Code

    Enter the email address associated with your NavList messages. Your NavList code will be emailed to you immediately.
    Email:

    Email Settings

    NavList ID Code:

    Custom Index

    Subject:
    Author:
    Start date: (yyyymm dd)
    End date: (yyyymm dd)