From fd2cf11f9fc159c774b6800d1eb18b11fa0be3fd Mon Sep 17 00:00:00 2001 From: Even Rouault Date: Fri, 24 Jan 2020 18:10:02 +0100 Subject: Prefix files with agencyname_ according to PROJ RFC5 --- ch_swisstopo/.github/README.md | 2 +- ch_swisstopo/CHENyx06_ETRS.tif | Bin 602809 -> 0 bytes ch_swisstopo/CHENyx06a.tif | Bin 1021779 -> 0 bytes ch_swisstopo/README.ch_swisstopo | 25 ------------------------- ch_swisstopo/ch_swisstopo_CHENyx06_ETRS.tif | Bin 0 -> 602809 bytes ch_swisstopo/ch_swisstopo_CHENyx06a.tif | Bin 0 -> 1021779 bytes ch_swisstopo/ch_swisstopo_README.txt | 25 +++++++++++++++++++++++++ 7 files changed, 26 insertions(+), 26 deletions(-) delete mode 100644 ch_swisstopo/CHENyx06_ETRS.tif delete mode 100644 ch_swisstopo/CHENyx06a.tif delete mode 100644 ch_swisstopo/README.ch_swisstopo create mode 100644 ch_swisstopo/ch_swisstopo_CHENyx06_ETRS.tif create mode 100644 ch_swisstopo/ch_swisstopo_CHENyx06a.tif create mode 100644 ch_swisstopo/ch_swisstopo_README.txt (limited to 'ch_swisstopo') diff --git a/ch_swisstopo/.github/README.md b/ch_swisstopo/.github/README.md index c650f31..bb76b1f 120000 --- a/ch_swisstopo/.github/README.md +++ b/ch_swisstopo/.github/README.md @@ -1 +1 @@ -../README.ch_swisstopo \ No newline at end of file +../ch_swisstopo_README.txt \ No newline at end of file diff --git a/ch_swisstopo/CHENyx06_ETRS.tif b/ch_swisstopo/CHENyx06_ETRS.tif deleted file mode 100644 index f9ec53d..0000000 Binary files a/ch_swisstopo/CHENyx06_ETRS.tif and /dev/null differ diff --git a/ch_swisstopo/CHENyx06a.tif b/ch_swisstopo/CHENyx06a.tif deleted file mode 100644 index c70417f..0000000 Binary files a/ch_swisstopo/CHENyx06a.tif and /dev/null differ diff --git a/ch_swisstopo/README.ch_swisstopo b/ch_swisstopo/README.ch_swisstopo deleted file mode 100644 index b0f8b7d..0000000 --- a/ch_swisstopo/README.ch_swisstopo +++ /dev/null @@ -1,25 +0,0 @@ -# README.ch_swisstopo - -The files in this section result from the conversion of datasets originating -from [Swisstopo](ttps://www.swisstopo.admin.ch) - -## Included grids - -### Switzerland: LV03 (system CH1903) -> LV95 (system CH1903+) - -*Source*: [swisstopo](https://www.swisstopo.admin.ch/en/knowledge-facts/surveying-geodesy/reference-frames/transformations-position.html) -*Format*: GeoTIFF converted from NTv2.0 (.gsb) -*License*: [Creative Commons CC0 1.0 Universal](https://creativecommons.org/publicdomain/zero/1.0/legalcode) -*Credit*: (c) 2007 swisstopo - -Recommended to transform from Swiss reference frame LV03 (system CH1903, EPSG:21781) to Swiss reference frame LV95 (system CH1903+, EPSG:2056). -LV95 is aligned to ETRF93, but shifted by several 100 meters. -CH1903+ is the official reference system for federal surveying and for all national geobasis data regulated by federal law since 2017. -CHENyx06a.gsb gives corrections (distorsions between LV03 and LV95) in CH1903, CHENyx06_ETRS.gsb gives the corrections in ETRS. -Several transformation services are available on https://www.swisstopo.admin.ch/en/maps-data-online/calculation-services.html -(web forms and REST web geoservices) to support the exact transformation procedure between CH1903 and CH1903+ -using the REFRAME algorithm (finite element transformation). -The difference between the grid and finite element transformation is on a level of below several millimeters. - -* CHENyx06a.tif -* CHENyx06_ETRS.tif diff --git a/ch_swisstopo/ch_swisstopo_CHENyx06_ETRS.tif b/ch_swisstopo/ch_swisstopo_CHENyx06_ETRS.tif new file mode 100644 index 0000000..f9ec53d Binary files /dev/null and b/ch_swisstopo/ch_swisstopo_CHENyx06_ETRS.tif differ diff --git a/ch_swisstopo/ch_swisstopo_CHENyx06a.tif b/ch_swisstopo/ch_swisstopo_CHENyx06a.tif new file mode 100644 index 0000000..c70417f Binary files /dev/null and b/ch_swisstopo/ch_swisstopo_CHENyx06a.tif differ diff --git a/ch_swisstopo/ch_swisstopo_README.txt b/ch_swisstopo/ch_swisstopo_README.txt new file mode 100644 index 0000000..c5d02ea --- /dev/null +++ b/ch_swisstopo/ch_swisstopo_README.txt @@ -0,0 +1,25 @@ +# ch_swisstopo_README.txt + +The files in this section result from the conversion of datasets originating +from [Swisstopo](ttps://www.swisstopo.admin.ch) + +## Included grids + +### Switzerland: LV03 (system CH1903) -> LV95 (system CH1903+) + +*Source*: [swisstopo](https://www.swisstopo.admin.ch/en/knowledge-facts/surveying-geodesy/reference-frames/transformations-position.html) +*Format*: GeoTIFF converted from NTv2.0 (.gsb) +*License*: [Creative Commons CC0 1.0 Universal](https://creativecommons.org/publicdomain/zero/1.0/legalcode) +*Credit*: (c) 2007 swisstopo + +Recommended to transform from Swiss reference frame LV03 (system CH1903, EPSG:21781) to Swiss reference frame LV95 (system CH1903+, EPSG:2056). +LV95 is aligned to ETRF93, but shifted by several 100 meters. +CH1903+ is the official reference system for federal surveying and for all national geobasis data regulated by federal law since 2017. +CHENyx06a.gsb gives corrections (distorsions between LV03 and LV95) in CH1903, CHENyx06_ETRS.gsb gives the corrections in ETRS. +Several transformation services are available on https://www.swisstopo.admin.ch/en/maps-data-online/calculation-services.html +(web forms and REST web geoservices) to support the exact transformation procedure between CH1903 and CH1903+ +using the REFRAME algorithm (finite element transformation). +The difference between the grid and finite element transformation is on a level of below several millimeters. + +* ch_swisstopo_CHENyx06a.tif +* ch_swisstopo_CHENyx06_ETRS.tif -- cgit v1.2.3