can anyone convert frans utm readings to grants latlong readings or
vice versa to see how close these tries may be
m
--- In BoundaryPoint@y..., "Jesper & Nicolette Nielsen"
<jesniel@i...> wrote:
> Thanks Grant
>
> Here are Fran's reading from GCEBE:
>
> 1. Germany-Czech R-Poland N50 52.236 E14 49.399
> 2. Austria-Czeck R-Slovakia Not obtained
> 3. Austria-Hungary-Slovakia N48 00.401 E17 09.646
> 4. Austria-Hungary-Slovenia N46 52.147 E16 06.832
> 5. Austria-Italy-Slovenia N46 31.380 E13 42.846
> 6. Austria-Switzerland-Liechtenstein N47 16.245 E9 31.854
> 7. Germany-Switzerland-France N47 35.318 E7 35.387
> 8. Germany-Luxembourg-France N49 28.172 E6 22.001
> 9. Belgium-Luxembourg-France N49 32.781 E5 49.115
> 10. Belgium-Luxembourg-Germany N50 07.812 E6 08.255
> 11. Belgium-Netherlands-Germany N50 45.254 E6 01.258
>
> I will try the readings for GEEBE.
>
> Jesper
> ----- Original Message -----
> From: Grant Hutchison
> To: Boundary Point
> Sent: Sunday, May 26, 2002 12:19 AM
> Subject: [BoundaryPoint] European tripoint lat & long list
>
>
> I've recently been downloading data from
>
> http://rimmer.ngdc.noaa.gov/coast/getcoast.html
>
> and extracting and collating international boundary data. This is
tricky,
> since the boundary data are stored (at least in the downloaded
text files)
> as numerous short segments, up to sixty per border segement. Not
all are
> orientated in the same sense, so it takes a bit of effort to pick
out all
> the data for a particular boundary and to collate it into a
single sequence
> of longitude and latitude coordinates. I've also trimmed out
multiple
> duplicated datapoints.
>
> I've used the World Vector Shoreline (WVS) data for longstanding
borders,
> and have assembled borders in the former Yugoslavia and USSR from
1970s
> internal boundary data in the World Data Bank II (WDB). There are
bound to
> be discrepancies between the real world and these old data, but
I've
> uploaded a collated file for European borders (Europe.txt) to the
files
> area - the more data the better, in my opinion, provided we are
aware of the
> limitations, and this sort of information doesn't seem to be
readily
> available from any other source.
>
> The file consists of a sequence of headers identifying each
border segement
> (assembled from ISO digraphs in the usual way), each followed by
a long list
> of longitudes and latitudes. When border segments come in two
parts
> separated by another land boundary, they are differentiated by
"n" and "s"
> or "w" and "e" suffixes in the header. When the land portions of
a single
> boundary are interrupted by an arm of the sea (denl, depl, bahr)
border
> segments are suffixed "1" & "2".
>
> Although the lats and longs are provided to a spurious six
decimal places
> (10cm!), I think they're probably only accurate to a kilometre or
so - this
> estimate is based on the fact that the line of international
borders in WVS
> and in WDB often differ to this extent or more. This causes
mismatches in
> tripoints that are defined by a mixture of WDB and WVS data. I've
left this
> unresolved, simply breaking the WVS border at the closest point
to the
> termination of a WDB border. For instance, I've broken the old
> Czechoslovakian/Austrian border (derived from WVS) into atcz and
atsk
> segments - the position of the break was determined by the
southern
> termination of czsk (derived from WDB).
>
> Tripoint data are easily derivable. Below, I give what I think is
a complete
> list of 44 European tripoints, together with their longitude and
latitude
> from WVS/WDB. I make no defence of their accuracy - I just report
what the
> database says, and hope it may be of use or interest.
>
>
>
> Grant
>
> =================================
>
> Tripoint Longitude Latitude
>
> adesfre 1.734605 42.502944
>
> adesfrw 1.443304 42.600338
>
> algrmk 20.991854 40.858106
>
> almkyu 20.585558 41.879713
>
> atchde 9.559833 47.539252
>
> atchit 10.482139 46.859257
>
> atchlin 9.541352 47.264673
>
> atchlis 9.620557 47.058738
>
> atczde 13.843980 48.776035
>
> atczsk 16.947743 48.621657
>
> athusi 16.116010 46.872458
>
> athusk 17.161232 48.008913
>
> atitsi 13.719305 46.519846
>
> bahryun 19.039727 44.861367
>
> bahryus 18.455585 42.565795
>
> bedelu 6.133160 50.128398
>
> bedenl 6.024326 50.752950
>
> befrlu 5.834232 49.540516
>
> bggrmk 22.944127 41.335687
>
> bggrtr 26.362292 41.706194
>
> bgmkyu 22.363579 42.320038
>
> bgroyu 22.672481 44.212027
>
> byltlv 26.613330 55.674703
>
> byltpl 23.504141 53.946919
>
> bylvru 28.168035 56.150304
>
> byplua 23.604688 51.527772
>
> byruua 31.783922 52.108027
>
> chdefr 7.590838 47.582669
>
> chfrit 7.046372 45.929910
>
> czdepl 14.831118 50.834502
>
> czplsk 18.851393 49.517488
>
> defrlu 6.368137 49.461310
>
> eelvru 27.371945 57.335523
>
> finoru 28.912129 69.054744
>
> finose 20.562383 69.063544
>
> hrhusi 16.607745 46.476136
>
> hrhuyu 18.904710 45.937244
>
> huroua 22.894550 47.951122
>
> huroyu 20.271082 46.125871
>
> huskua 22.159404 48.398488
>
> ltplru 22.770241 54.383870
>
> mdrouan 26.635625 48.266918
>
> mdrouas 28.217759 45.468317
>
> plskua 22.570100 49.087870
>
>
>
>
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