Merge pull request #149 from himsve/no_kv_HREF2018B_NN54_NN2000

no_kv_HREF2018B_NN54_NN2000.tif, vertical transformation from NN54 to NN2000 height

Author: himsve

copyright_and_licenses.csv

@@ -232,6 +232,7 @@ no_kv_CD_above_Ell_ETRS89_v2023b.tif,Kartverket (SK),CC-BY-4.0,1.17,
 no_kv_ETRS89NO_NGO48_TIN.json,Kartverket (SK),CC-BY-4.0,,
 no_kv_href2008a.tif,Kartverket (SK),CC-BY-4.0,,
 no_kv_HREF2018B_NN2000_EUREF89.tif,Kartverket (SK),CC-BY-4.0,,
+no_kv_HREF2018B_NN54_NN2000.tif,Kartverket (SK),CC-BY-4.0,,
 no_kv_NKGETRF14_EPSG7922_2000.tif,Kartverket (SK),CC-BY-4.0,,
 no_kv_README.txt,Kartverket (SK),CC-BY-4.0,,
 no_kv_Svalbard_EUREF89_SVD2024.tif,Kartverket (SK),CC-BY-4.0,1.23,

files.geojson

@@ -230,8 +230,9 @@
 { "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_CD_above_Ell_ETRS89_v2021a.tif", "name": "no_kv_CD_above_Ell_ETRS89_v2021a.tif", "area_of_use": "Norway - onshore", "type": "VERTICAL_OFFSET_VERTICAL_TO_VERTICAL", "source_crs_code": "EPSG:4937", "source_crs_name": "ETRS89", "target_crs_code": "EPSG:9672", "target_crs_name": "CD Norway depth", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "ETRS89 height (EPSG:4937) to CD Norway height (EPSG:9672)", "file_size": 1726217, "sha256sum": "dfdd67509636636435a72628782be0c8818a3b417f6da8668e73377fbb8ed843", "version_added": "1.9" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 4.0, 57.0 ], [ 32.0, 57.0 ], [ 32.0, 72.0 ], [ 4.0, 72.0 ], [ 4.0, 57.0 ] ] ] } },
 { "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_CD_above_Ell_ETRS89_v2023b.tif", "name": "no_kv_CD_above_Ell_ETRS89_v2023b.tif", "area_of_use": "Norway - inshore and nearshore", "type": "VERTICAL_OFFSET_GEOGRAPHIC_TO_VERTICAL", "source_crs_code": "EPSG:4937", "source_crs_name": "ETRS89", "target_crs_code": "EPSG:9672", "target_crs_name": "CD Norway depth", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "ETRS89 height (EPSG:4937) to CD Norway height (EPSG:9672)", "file_size": 2900030, "sha256sum": "4cfa3faaccd8e33a54cca404f5cf533b905648893772c81cc755f82ab83f912a", "version_added": "1.17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 4.0, 57.0 ], [ 32.0, 57.0 ], [ 32.0, 72.0 ], [ 4.0, 72.0 ], [ 4.0, 57.0 ] ] ] } },
 { "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_ETRS89NO_NGO48_TIN.json", "name": "no_kv_ETRS89NO_NGO48_TIN.json", "area_of_use": "Norway - onshore", "type": "TRIANGULATION", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "Triangulation to transform coordinates from EUREF89 (EPSG:4258) to NGO1948 (EPSG:4273), with longitude/latitude order. (version 1.2)", "file_size": 2449994, "sha256sum": "9b2c376f8ff0c91400015d84b0158e16a86f270cb2b5af03f3d50260da39b1e9" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 4.68, 57.93 ], [ 31.22, 57.93 ], [ 31.22, 71.21 ], [ 4.68, 71.21 ], [ 4.68, 57.93 ] ] ] } },
-{ "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_HREF2018B_NN2000_EUREF89.tif", "name": "no_kv_HREF2018B_NN2000_EUREF89.tif", "area_of_use": "Norway", "type": "VERTICAL_OFFSET_GEOGRAPHIC_TO_VERTICAL", "source_crs_code": "EPSG:4937", "source_crs_name": "ETRS89", "target_crs_code": "EPSG:5941", "target_crs_name": "NN2000 height", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "ETRS89 (EPSG:4937) to NN2000 height (EPSG:5941)", "file_size": 269504, "sha256sum": "112a42506e079a9c3f7a7a134729e4160494b101f5a9a8bcd6f5e99852b52275" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 4.0, 57.8 ], [ 32.0, 57.8 ], [ 32.0, 72.0 ], [ 4.0, 72.0 ], [ 4.0, 57.8 ] ] ] } },
-{ "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_NKGETRF14_EPSG7922_2000.tif", "name": "no_kv_NKGETRF14_EPSG7922_2000.tif", "area_of_use": "Norway - onshore", "type": "GEOCENTRIC_TRANSLATION", "source_crs_name": "NKG_ETRF14", "target_crs_code": "EPSG:7922", "target_crs_name": "ETRF93", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "Geocentric translations from NKG:ETRF14 to EPSG:7922. Helmert parameters: Tx: -0.09936 m, Ty: 0.05528 m, Tz: 0.00208 m, Rx: 0.000079211'', Ry: 0.004968272'', Rz: -0.000401427'', Scale: 0.004542683 ppm, Rms: 0.004675 m. LSC parameters: C0: 0.00040 m2, CL: 100 km, Sn: 0.02500 m", "file_size": 2026550, "sha256sum": "4f198074a4940171e130edbd7ec59cb1a3ba024c39f18a94404a13f285ef35c6" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 4.0, 57.0 ], [ 32.76, 57.0 ], [ 32.76, 71.78 ], [ 4.0, 71.78 ], [ 4.0, 57.0 ] ] ] } },
+{ "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_HREF2018B_NN2000_EUREF89.tif", "name": "no_kv_HREF2018B_NN2000_EUREF89.tif", "area_of_use": "Norway", "type": "VERTICAL_OFFSET_GEOGRAPHIC_TO_VERTICAL", "source_crs_code": "EPSG:4937", "source_crs_name": "ETRS89", "target_crs_code": "EPSG:5941", "target_crs_name": null, "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "ETRS89 (EPSG:4937) to NN2000 height (EPSG:5941)", "file_size": 269504, "sha256sum": "112a42506e079a9c3f7a7a134729e4160494b101f5a9a8bcd6f5e99852b52275" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 4.0, 57.8 ], [ 32.0, 57.8 ], [ 32.0, 72.0 ], [ 4.0, 72.0 ], [ 4.0, 57.8 ] ] ] } },
+{ "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_HREF2018B_NN54_NN2000.tif", "name": "no_kv_HREF2018B_NN54_NN2000.tif", "area_of_use": "Norway - inshore and nearshore", "type": "VERTICAL_OFFSET_VERTICAL_TO_VERTICAL", "source_crs_code": "EPSG:5776", "source_crs_name": "NN54 height", "target_crs_code": "EPSG:5941", "target_crs_name": null, "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "NN54 height (EPSG:5776) to NN2000 height (EPSG:5941)", "file_size": 443391, "sha256sum": "283b653a81ab03597bbe8850b96a220ba056411bc6ce20cb203e976703beb4ff" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 1.0, 57.0 ], [ 33.0, 57.0 ], [ 33.0, 72.0 ], [ 1.0, 72.0 ], [ 1.0, 57.0 ] ] ] } },
+{ "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_NKGETRF14_EPSG7922_2000.tif", "name": "no_kv_NKGETRF14_EPSG7922_2000.tif", "area_of_use": "Norway - onshore", "type": "GEOCENTRIC_TRANSLATION", "source_crs_name": "NKG_ETRF14", "target_crs_code": "EPSG:7922", "target_crs_name": null, "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "Geocentric translations from NKG:ETRF14 to EPSG:7922. Helmert parameters: Tx: -0.09936 m, Ty: 0.05528 m, Tz: 0.00208 m, Rx: 0.000079211'', Ry: 0.004968272'', Rz: -0.000401427'', Scale: 0.004542683 ppm, Rms: 0.004675 m. LSC parameters: C0: 0.00040 m2, CL: 100 km, Sn: 0.02500 m", "file_size": 2026550, "sha256sum": "4f198074a4940171e130edbd7ec59cb1a3ba024c39f18a94404a13f285ef35c6" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 4.0, 57.0 ], [ 32.76, 57.0 ], [ 32.76, 71.78 ], [ 4.0, 71.78 ], [ 4.0, 57.0 ] ] ] } },
 { "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_Svalbard_EUREF89_SVD2024.tif", "name": "no_kv_Svalbard_EUREF89_SVD2024.tif", "area_of_use": "Svalbard", "type": "VERTICAL_OFFSET_GEOGRAPHIC_TO_VERTICAL", "source_crs_code": "EPSG:4937", "source_crs_name": "ETRS89", "target_crs_code": "EPSG:10999", "target_crs_name": "SVD2024 height", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "ETRS89 height (EPSG:4937) to SVD2024 height (EPSG:10999)", "file_size": 237115, "sha256sum": "01a1f422924fbe888cdfcf94feea42dde875460ce19fd695fcec75a1781d8dff", "version_added": "1.23" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -0.0, 73.0 ], [ 40.0882, 73.0 ], [ 40.0882, 83.0048 ], [ -0.0, 83.0048 ], [ -0.0, 73.0 ] ] ] } },
 { "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_arcgp-2006-sk.tif", "name": "no_kv_arcgp-2006-sk.tif", "area_of_use": "Arctic - 81°10'N to 76°10'N, 4°W to 38°E", "type": "VERTICAL_OFFSET_GEOGRAPHIC_TO_VERTICAL", "source_crs_code": "EPSG:4937", "source_crs_name": "ETRS89", "target_crs_code": "EPSG:20000", "target_crs_name": "SVD2006 height", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "ETRS89 height (EPSG:4937) to SVD2006 height (EPSG:20000)", "file_size": 38148, "sha256sum": "9b5adc09bab6616ad21bc135146d34d08a284a4eea532859c742854bc28de25a", "version_added": "1.11" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -3.9166667, 76.2083333 ], [ 37.9166667, 76.2083333 ], [ 37.9166667, 81.125 ], [ -3.9166667, 81.125 ], [ -3.9166667, 76.2083333 ] ] ] } },
 { "type": "Feature", "properties": { "url": "https://cdn.proj.org/no_kv_href2008a.tif", "name": "no_kv_href2008a.tif", "area_of_use": "Norway", "type": "VERTICAL_OFFSET_GEOGRAPHIC_TO_VERTICAL", "source_crs_code": "EPSG:4937", "source_crs_name": "ETRS89", "target_crs_code": "EPSG:5776", "target_crs_name": "NN54 height", "source": "Kartverket (SK)", "source_country": "Norway", "source_id": "no_kv", "source_url": "https://www.kartverket.no/", "description": "ETRS89 (EPSG:4937) to NN1954 height (EPSG:5776)", "file_size": 187292, "sha256sum": "c93cf10e5aac7292fd8618496cb512094c91cb9568986a598c79b092a507d0cb" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ 1.0, 53.0 ], [ 33.0, 53.0 ], [ 33.0, 73.0 ], [ 1.0, 73.0 ], [ 1.0, 53.0 ] ] ] } },

index.html

@@ -757,11 +757,12 @@ <h2>Content</h2>
 <li><a style="word-break: break-word" href="nl_nsgi_rdcorr2018.tif">nl_nsgi_rdcorr2018.tif</a> - European Netherlands including EEZ of the North Sea - Amersfoort, alias RD Bessel, (EPSG:4289) to pseudo Amersfoort, alias pseudo RD Bessel, for RDNAPTRANS2018 implementation variant 1. To transform to ETRF2000 (EPSG:9067), first use rdcorr2018.tif and then the 7-parameter datum transformation with fixed height from Amersfoort, alias RD Bessel, (EPSG:4289) to ETRS89 (EPSG:4258). Last modified: 2022-03-15</li>
 <li><a style="word-break: break-word" href="nl_nsgi_rdtrans2018.tif">nl_nsgi_rdtrans2018.tif</a> - European Netherlands including EEZ of the North Sea - Amersfoort, alias RD Bessel, (EPSG:4289) to ETRF2000 (EPSG:9067) for RDNAPTRANS2018 implementation variant 2. Last modified: 2022-03-15</li>
 </ul><hr><h3><a href="https://www.kartverket.no/">Kartverket (SK)</a></h3><ul>
-<li><a style="word-break: break-word" href="no_kv_README.txt">no_kv_README.txt</a>. Last modified: 2025-09-05</li>
+<li><a style="word-break: break-word" href="no_kv_README.txt">no_kv_README.txt</a>. Last modified: 2025-09-30</li>
 <li><a style="word-break: break-word" href="no_kv_CD_above_Ell_ETRS89_v2021a.tif">no_kv_CD_above_Ell_ETRS89_v2021a.tif</a> - Norway - onshore - ETRS89 height (EPSG:4937) to CD Norway height (EPSG:9672). Size: 1.6 MB. Last modified: 2022-01-05</li>
 <li><a style="word-break: break-word" href="no_kv_CD_above_Ell_ETRS89_v2023b.tif">no_kv_CD_above_Ell_ETRS89_v2023b.tif</a> - Norway - inshore and nearshore - ETRS89 height (EPSG:4937) to CD Norway height (EPSG:9672). Size: 2.8 MB. Last modified: 2023-12-02</li>
 <li><a style="word-break: break-word" href="no_kv_ETRS89NO_NGO48_TIN.json">no_kv_ETRS89NO_NGO48_TIN.json</a> - Triangulation to transform coordinates from EUREF89 (EPSG:4258) to NGO1948 (EPSG:4273), with longitude/latitude order. (version 1.2). Size: 2.3 MB. Last modified: 2021-03-04</li>
 <li><a style="word-break: break-word" href="no_kv_HREF2018B_NN2000_EUREF89.tif">no_kv_HREF2018B_NN2000_EUREF89.tif</a> - Norway - ETRS89 (EPSG:4937) to NN2000 height (EPSG:5941). Last modified: 2021-02-01</li>
+<li><a style="word-break: break-word" href="no_kv_HREF2018B_NN54_NN2000.tif">no_kv_HREF2018B_NN54_NN2000.tif</a> - Norway - inshore and nearshore - NN54 height (EPSG:5776) to NN2000 height (EPSG:5941). Last modified: 2025-10-15</li>
 <li><a style="word-break: break-word" href="no_kv_NKGETRF14_EPSG7922_2000.tif">no_kv_NKGETRF14_EPSG7922_2000.tif</a> - Norway - onshore - Geocentric translations from NKG:ETRF14 to EPSG:7922. Helmert parameters: Tx: -0.09936 m, Ty: 0.05528 m, Tz: 0.00208 m, Rx: 0.000079211'', Ry: 0.004968272'', Rz: -0.000401427'', Scale: 0.004542683 ppm, Rms: 0.004675 m. LSC parameters: C0: 0.00040 m2, CL: 100 km, Sn: 0.02500 m. Size: 1.9 MB. Last modified: 2022-03-09</li>
 <li><a style="word-break: break-word" href="no_kv_Svalbard_EUREF89_SVD2024.tif">no_kv_Svalbard_EUREF89_SVD2024.tif</a> - Svalbard - ETRS89 height (EPSG:4937) to SVD2024 height (EPSG:10999). Last modified: 2025-09-05</li>
 <li><a style="word-break: break-word" href="no_kv_arcgp-2006-sk.tif">no_kv_arcgp-2006-sk.tif</a> - Arctic - 81°10'N to 76°10'N, 4°W to 38°E - ETRS89 height (EPSG:4937) to SVD2006 height (EPSG:20000). Last modified: 2022-12-20</li>

no_kv/no_kv_HREF2018B_NN54_NN2000.tif

@@ -87,3 +87,12 @@ The grid transforms from ETRS89 ellipsoidal heights to SVD2024 heights (Svalbard
 Mean Sea Level (MSL) 1995-2014 at Ny-Ålesund and Longyearbyen propagated through the Svalbard_EGG2015_2024 quasi-geoid model.
 
 * no_kv_Svalbard_EUREF89_SVD2024.tif
+
+### Norway: NN54 heights -> NN2000 heights
+
+*Format*: GeoTIFF converted from GravSoft BIN  
+*License*: [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/)  
+*Source CRS*: EPSG:5776 (NN54 height)  
+*Target CRS*: EPSG:5941 (NN2000 height)
+
+* no_kv_HREF2018B_NN54_NN2000.tif

no_kv/no_kv_README.txt

@@ -229,6 +229,7 @@ no_kv_CD_above_Ell_ETRS89_v2023b.tif
 no_kv_ETRS89NO_NGO48_TIN.json
 no_kv_href2008a.tif
 no_kv_HREF2018B_NN2000_EUREF89.tif
+no_kv_HREF2018B_NN54_NN2000.tif
 no_kv_NKGETRF14_EPSG7922_2000.tif
 no_kv_README.txt
 no_kv_Svalbard_EUREF89_SVD2024.tif