Article: 58877 of sci.geo.satellite-nav
From: Christopher Loffredo <loffredo@geowiss.uni-hamburg.de>
Newsgroups: sci.geo.satellite-nav
Subject: Re: Help! Historical map with Paris meridian - Thanks!
Date: Fri, 28 Jan 2000 13:58:17 +0100
Organization: University of Hamburg, Germany
Lines: 21
Message-ID: <38919269.D42EA5E0@geowiss.uni-hamburg.de>
References: <389039A6.7EE5D20C@geowiss.uni-hamburg.de> <3890C64B.45EC389C@consunet.nl>
NNTP-Posting-Host: hal.geowiss.uni-hamburg.de
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
X-Trace: rzsun03.rrz.uni-hamburg.de 949064290 6267 134.100.224.210 (28 Jan 2000 12:58:10 GMT)
X-Complaints-To: usenet@news.uni-hamburg.de
NNTP-Posting-Date: 28 Jan 2000 12:58:10 GMT
X-Mailer: Mozilla 4.51 [en] (WinNT; I)
X-Accept-Language: en,it,fr,de
Path: mri.mentorg.com!newsgw.mentorg.com!news.cc.utah.edu!xmission!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!fu-berlin.de!cs.tu-berlin.de!news.uni-hamburg.de!not-for-mail
Xref: mri.mentorg.com sci.geo.satellite-nav:58877

Many thanks for the answer and the excellent link to the web page!

- Chris


cb010067 wrote:

> Again,
> Looks like the conical Bonne projection also used by Michelin maps.
> The Michelin data:
> Ellipsoid Plessis, origin 2 20 14 E (Paris), 48 51 36 N
> a = 6376523
> f= 1/310 = 0,0032400188611
> Dx = 1118 m, Dy = 23 m, Dz = 66 m
> Source:mail of sept 21, 1999 from JeanPHar@csi.com
> Martin

--
Christopher Loffredo