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Date:         Fri, 30 Jun 2006 10:09:16 -0400
Reply-To:     Subject Coordinates Discussion List <[log in to unmask]>
Sender:       Subject Coordinates Discussion List <[log in to unmask]>
From:         "Rebecca S. Guenther" <[log in to unmask]>
Subject:      Re: The proposal passed MARBI!
Comments: To: Subject Coordinates Discussion List <[log in to unmask]>
In-Reply-To:  <[log in to unmask]>
Content-Type: TEXT/PLAIN; charset=US-ASCII

I agree with Andy that it doesn't much matter because it's easy to convert (which is why we're not specifying which form it's in). If we need to standardize on one, I would vote for decimal degrees, since we expect to be using the data in GIS systems (or so I suspect). Rebecca ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^ Rebecca S. Guenther ^^ ^^ Senior Networking and Standards Specialist ^^ ^^ Network Development and MARC Standards Office ^^ ^^ 1st and Independence Ave. SE ^^ ^^ Library of Congress ^^ ^^ Washington, DC 20540-4402 ^^ ^^ (202) 707-5092 (voice) (202) 707-0115 (FAX) ^^ ^^ [log in to unmask] ^^ ^^ ^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ On Fri, 30 Jun 2006, Houghton,Andrew wrote: > > From: Subject Coordinates Discussion List > > [mailto:[log in to unmask]] On Behalf Of Colleen R. Cahill > > Sent: 30 June, 2006 07:15 > > To: [log in to unmask] > > Subject: [SUBCOOR] The proposal passed MARBI! > > > > We now face some choices, primarly in what format we want the > > coordinates to appear in authority records. This can be > > either degrees, minutes, seconds or decimal degrees: both > > have advantages and disadvantages. Here are a few I have > > thought of and am hoping for your input: > > > > Degrees, minutes, seconds format > > Pro: > > -Format most often printed on maps > > -Familiar to most people > > -Easy to quality review > > -Format most often used in bib records > > > > Con: > > -Not format used by GIS search engines > > > > Decimal Degrees > > Pro: > > -Format used by GIS search engines > > -Can harvest data from GIS tools > > > > Con: > > -Not as easy to quality review > > -Not as familiar a format to the average person > > Handheld GPS devices can output either format and output from > the GPS device may be used to create local authority records. > In addition, the conversion between decimal degrees and DMS > is trivial. If the catalog uses decimal degrees, it can be > easily converted to DMS for user friendly displays. This > point negates Con(2) under Decimal Degrees. > > I'm not throwing my two cents either way, just providing a > few additional thoughts. So long as the data is in its own > subfield and it doesn't need to be parsed out of other textual > data, then either format can be used effectively. > > > Andy. >

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