sweref99 tm. 965′ N, 18° 4. sweref99 tm

 
965′ N, 18° 4sweref99 tm  This problem occurs about once a month

I have a lot of coordinates I want to convert from Sweref99tm to WGS84 for display on google maps. EPSG:3012 Projected coordinate system for Sweden - communes west of approximately 15°E and between approximately 61°35'N and 64°25'N. Börja med att välja från-system och till-system, skriv sedan in koordinater för den punkt som ska transformeras, och klicka på knappen Transformera. The EPSG codes for SWEREF99 TM and WGS84 should be 3006 and 4326 respectively, as far as I understand. For medium and small scale applications see SWEREF 99 TM (CRS code 3006). I'm loading a WMS layer in QGIS 2. File usage on Commons. From 2003 replaces RT90 systems (CRS codes 3019-24). 4. "RT90 2. Figure 3 Example image in scale 1:241 890 (SWEREF 99 TM). Add this line to your application's Gemfile:npm install --save proj4leaflet. SWEREF 99 TM N 7331258, E 749476 Bonustoppar (dessa kan kombineras med eller ersätta en av de tio) Långberget ca 4 km S om Heden 224 m ö. EPSG:2399: Pulkovo 1942 (83) / 3-degree Gauss-Kruger zone 5. The GRS 80 reference system was originally used by the World Geodetic System 1984. * simple Design. The 2000, 2005 and 2010 SLU Forest Maps also contain information about ages. Koordinatsystemet är baserat på det geodetiska datumet (eller referenssystemet) SWEREF 99 och använder samma kartprojektion som UTM zon 33, men utvidgad till hela Sveriges bredd. The google sheets. "SWEREF99 TM") and RT90 (6 versions e. From 2003 replaces RT90 systems (CRS codes 3019-24). - India Kalianpur 1975 ZI - ZIV. Age Rating. Föregångaren var WGS 72. 30 p. Kartprojektion SWEREF 99 TM SWEREF 99 dd mm Transformationer från SWEREF 99 SWEREF 99 lat long ellh. För transformation mellan latitud/longitud i WGS 84 (eller SWEREF 99) och plana koordinater i SWEREF 99 TM kan du använda Enkel koordinattransformation. Area of use: Sweden - communes west of approximately 12°45'E and south of approximately. npm install --save proj4leaflet. Koordinatsystemet är baserat på det geodetiska datumet (eller referenssystemet) SWEREF 99 och använder samma kartprojektion som UTM zon 33, men utvidgad till hela Sveriges bredd. Vid provfiske har abborre, braxen, gädda och mört fångats i sjön. Import will bring the shapefile IN, while export will send the shapefile OUT. Reindeer herding in Sweden is practiced by 51 Sámi Reindeer Herding Communities (RHCs) over c. Revision date: 2021-09-23. I was confused until I found out that my data format was given in meters. EPSG:3006 Projected coordinate system for Sweden - onshore and offshore. A WKT (Well-Known Text) description. SWEREF 99 12 Zones. Where there are “no” water image is transparent. - India Kalianpur 1975 ZI - ZIV. SWEREF99 TM (EPSG: 3006) that we Swedes hold so dear, it can be a bit trickier. EPSG:3017 Projected coordinate system for Sweden - communes in Norbotten east of approximately 19°30'E and south of approximately 65°50'N. Sverige (SWEREF 99 TM). geom, ST_Transform(o. - Send the SWEREF 99 TM or RT90 position via e-mail or iMessage/SMS. 1 was employed to analyze the data. SWEREF 99 TM N 7298547, E 763723. De vanliga, rikstäckande systemen (SWEREF99 TM och RT90 2,5 gon V) kan du bättre omvandla på den vanliga sidan (finns lite mer bling-bling där). det nya tar över efter det gamla. The. I have some coordinated in SWEREF 99 TM which I cannot convert into WGS84 using the proj4 package in R. EPSG:2443: JGD2000. Koordinater enligt WGS uppges i allmänhet som sfäriska koordinater: latitud och longitud (och i vissa sammanhang: höjd). EPSG:2990: Reunion 1947 / TM Reunion; EPSG:2991: NAD83 / Oregon Lambert; EPSG:2992: NAD83 / Oregon Lambert (ft) EPSG:2993: NAD83(HARN) / Oregon Lambert; EPSG:2994: NAD83(HARN) / Oregon Lambert (ft) EPSG:2995: IGN53 Mare / UTM zone 58S; EPSG:2996: ST84 Ile des Pins / UTM zone 58S; EPSG:2997: ST71 Belep / UTM. SWEREF99 / RT90 0 gon emulation; SWEREF99 / RT90 2. File. Other Garmin devices, such as my Fenix 6x is able to display coordinates this way. - Netherlands Amersfoort/RD new. 1. SWEREF 99 TM. Transform coordinates between swedish RT90, SWEREF99 and WGS84 - CoordinateTransformationLibrary/SWEREF99Position. I have checked few other CRS's, for them crash doesn't occur. 5 gon O emulation; SWEREF99 / RT90 2. However, if one needs to generate a TC in another reference system, i. Observera att transformationen av plan- och höjd-koordinater sker var för sig och att höjd endast kan anges om transformation mellan höjd över. ---All details: This is an easy to use converter for coordinate transformation between WGS84 (decimal degrees) and the two most common grids used on Swedish topographical maps: - SWEREF 99 TM - which now is standard on official Swedish maps, e. Korrektioner för differentiell GPS-mätning från SWEPOS är relaterade till. A tag already exists with the provided branch name. SWEREF99 TM: 6333988, 333348. För praktisk användning finns koordinatsystemet SWEREF 99 TM definierat. Lat; LongIn order to convert SWEREF99 coordinates to WGS84, a Gauss-Kreuger projection is used. Sjön består av två tydlig. For medium and small scale applications see SWEREF 99 TM (CRS code 3006). See information source for map. 2 TOPOGRAPHIC WEB MAP, TONED-DOWN The layer presents the topographic map information in a toned-down grey scale and is suitable to use as a background to other information that needs to stand out clearly. Always on the right track: Overview of Vaitoudden SAFETY IS PARAMOUNT The Vaitoudden winter test center guarantees a high level of safety. : 0°. Center coordinates. With an uneven terrain, deviation, and different. It should be noted that since the difference between the ITRF 2014 andsweref99-index. 4 in Java or Proj4js in JavaScript. UTM. - Netherlands Amersfoort/RD new. I'm currently working in a project (in state) using QGIS, for which I want to measure distances between points. Urban spatial dynamic modeling based on urban amenity data to inform smart city. New statistics. Vad är skillnaden mellan SWEREF 99 TM och Sweref 99 dd mm? Sverige ligger i fyra zoner men om vi vill ha en zon använder vi SWEREF 99 ™. 1 was employed to analyze the data. Valoración de los usuarios para Mobile Topographer Free: 4. . for iPhone. Resultat i SWEREF 99 och RT90 visas alltid avrundade till närmsta heltal (meter). nice green color. Please provide any additional information below. Coordinate system of the grids is Sweref99 TM (EPSG:3006). Sjön genomflyts av Umeälven och har ett största djup av 148 meter. - Portugal ETRS89/PTM06. se fredrik. Create a simple text file (let's say sweref99. EPSG:3008 Projected coordinate system for Sweden - communes between approximately 12°45'E and 14°15'E and south of approximately 62°10'N. Transformation ITRF2014 - SWEREF 99. - Argentina POSGAR 94 & POSGAR 2007. See information source for map. - 12 local projections, SWEREF 99: - SWEREF 99 12 00 - SWEREF 99 13 30 - etc. The question would now be, if there is some code available to convert UTM (position values given in meter) to latitudinal and longitudinal. Feb 20, 2012. Remarks: Projection parameters are identical to UTM zone 33N. - Netherlands Amersfoort/RD new. one zone for whole Sweden - about 13 degrees. Klicka på Location. Convert to MOBI. Datum: SWEREF99. The new SWEREF99 (thirteen versions, one for the national "TM" and twelve local regions) The above links are for pages in Swedish at the website for Lantmäteriet which is a swedish authority for mapping. See information source for map. mmmmmm). I have a GPS-coordinate in WGS84 that I would like to transform to a map-projection coordinate in SWEREF99 TM using PROJ. The new SWEREF99 (thirteen versions, one for the national "TM" and twelve local regions) The above links are for pages in Swedish at the website for Lantmäteriet which is a swedish authority for mapping. EPSG:1878. N 6236463 N 6236020 E 563707 E 564400 0 70 140 210 m. I am having a new go at trying to get a WMTS service work which is "native" EPSG:3006, with the latest code. English: Map of Sweden made with data from Natural Earth SWEREF 99 TM x - east y - north xmin - 200000; xmax - 1000000; ymin - 6000000; ymax - 7800000; The squares are 10 X 10 Swedish miles. From Wikimedia Commons, the free media repository. 2012 "National planar co-ordinate system obtained by projection of SWEREF 99. Hantering av transformationer från SWEREF 99 till andra system. Unit: metre. For medium and small scale applications see SWEREF 99 TM (CRS code 3006). This is again done by using the velocities obtained in step 2: [ ] 1999. Choose a coordinate system from the tree or click the Import button and browse to a data source that is defined with the coordinate system you want to use. Available with Production Mapping license. Varianterna av RT90 och SWEREF99 är lokala system som optimerats för en viss longitud. Now the map looks like expected, but are zoomed out and looks a bit different. EPSG:3016 Projected coordinate system for Sweden - communes in Vaasterbotten east of approximately 19°30'E and (i) north of 63°30'N and (ii) south of approximately 65°05'N. After entering the values to be converted, either click on the calculator or confirm with the Enter key. Cadastre. - India Kalianpur 1975 ZI - ZIV. If a map with a SWEREF99 TM projected basemap is used in an ArcGIS Instant Apps Media Map template, the app cannot be accessed publicly if the Print widget is enabled. Switch quickly between the coordinate view and the map. SWEREF 99 Referenssystemet SWEREF 99 är en svensk realisering av det europeiska referenssystemet ETRS 89, och överensstämmer inom några decimeter med WGS 84. For medium and small scale applications see SWEREF 99 TM (CRS code 3006). Från 2007 började SWEREF 99 TM ersätta RT90 i Lantmäteriets produkter. h. The purpose was to completely introduce SWEREF 99 for the Land Survey in January 2007 and thus replacing the old system RT90. Orientations: north, east. 8The Web Map Server (WMS) Service symbols stretch when the data frame is set to spatial reference Sweref99 TM or Sweref99 15 45. See information source for map. Home | Upload Your Own | List user-contributed references | List all references. There are two kind of national CRS being used in Sweden: The old RT90 (six versions for different local regions) The new SWEREF99 (thirteen versions, one for the national "TM" and twelve local regions) The above links are for pages in Swedish at the website for Lantmäteriet which is a swedish authority for mapping. X 674648. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Swedish coordinate reference systems. Size. It is distorted in relation to the grid based on SWEREF 99 TM and the margin, except in UTM zone 33. I tried to reproduce the tilematrix for level 10 with the information you supplied on the forumpost (see below) but I ran out of time to finish it properly. EPSG:1878. Also Gotland. Cadastre, engineering survey,. N Skala 1:36 900, SWEREF 99 TM, RH 2000. - Canada CSRS - Egypt 1907 Blue, Red, Purple, Extended Purple belts. File history. - Canada CSRS - Egypt 1907 Blue, Red, Purple, Extended Purple belts. Further you need some know how coordinate system transformations. Coordinate system SWEREF 99 TM in km. TOPOBASE användarförening. Den ligger 44 meter över havet. Andra system Systemen på den här sidan är de rikstäckande, alltså SWEREF99 TM och RT90 2,5 gon V. 2669. The UTM network is marked (in blue) in the margin of some of the general maps. One important point here is that both RT 90 and SWEREF 99 TM use meters as units; so does spherical mercator, or at least pseudo-meters. URGENT: Resampling method wrong. Search Map Transform About. - Sweden SWEREF99 TM. Statistical news; News and press releases; Publishing calendar; Quick find. Send the SWEREF 99 TM or RT90 position via e-mail or SMS (iMessage)---All details:This is an easy to use converter for coordinate transformation between WGS84 (decimal degrees) and the two most. 58 Y 6580612. - France RGF93/CC42-50. WGS84) and projected (e. To do this, I'm going to use either JMapProjLib , Proj4j or Proj4js (JavaScript library which I'm going to access using Java's ScriptEngine ). Area of use: Sweden - onshore. Calculations are made accordning. ) 2. Linda Alm, Fredrik Dahlström, 2011-02-09 Helsingborg och 2011-02-10 Göteborg. - Send the SWEREF 99 TM or RT90 position via e-mail or iMessage/SMS. h. * simple Design. io or spatialreference. [ 1]How Do I Convert from Map Coordinates from SWEREF99 TM to WGS84 Using R? I am trying to use the sf package for R to convert the coordinates North 6855790, East 557541 from coordinate reference sysstem SWEREF99 TM to WGS84 and expecting the output North 61. This makes it easier to find yourself on maps based on this system like Calazo maps or Fjällkartan maps. Ladda hem shapefilen genom att klicka på Open. ) projected 3059 lks92/latvia tm (lv. In order to convert SWEREF99 coordinates to WGS84, a Gauss-Kreuger projection is used. The SWEREF 99 map projections use the Transverse Mercator map projection. The ellipsoid is GRS80 but other ellipsoids can easily. 672 356083. The app is optimized for quick and easy coordinates conversion. - Sweden SWEREF99 TM. The central meridian of SWEREF 99 TM is placed approximately in the centre of Sweden. Hämta och upplev Swedish Coordinates på din iPhone, iPad och iPod touch. För internationellt bruk kan man ange koordinater i UTM-systemet. Red polygons represent study areas where ground magnetic and VLF data were acquired in recent years, divided into three domains, the western- (WVD) and eastern (EVD) volcanosedimentary domain, and the Nautanen deformation zone (NDZ). RT90-Rikets Koordinatsystem 1990 Swedish National GRID 1990 . I used the python bindings to WhiteboxTools on a Windows 10 machine (Python 3. The following parameters are used when converting to/from sweref 99 tm: axis = 6378137; flattening = 003352810681182319D; central_meridian = 15; scale = 0. EPSG:2004: Montserrat 1958 / British West Indies Grid. Sweref 99 dd mm används på lokalnivå och hela landet delas upp i 12 olika zoner. EPSG:3012 Projected coordinate system for Sweden - communes west of approximately 15°E and between approximately 61°35'N and 64°25'N. GitHub Gist: instantly share code, notes, and snippets. About the service. Koordinatsystemet är baserat på det geodetiska datumet (eller referenssystemet) SWEREF 99 och använder samma kartprojektion som UTM zon 33, men utvidgad till hela Sveriges. 1 comment. EPSG:3021 Projected coordinate system for Sweden - communes between approximately 14°40'E and 16°55'E. Cadastre, engineering survey, topographic mapping (large scale). Geodetic CRS: SWEREF99. "Terrängkartan" and "Fjällkartan" URGENT: Resampling method wrong. The following parameters are used when converting to/from sweref 99 tm: axis = 6378137; flattening = 003352810681182319D; central_meridian = 15; scale = 0. ) projected 3035 etrs89/laea europe (eur. png) which in turn was used as indata to. ArcGIS Instant Apps. About RT 90 and SWEREF 99. For basic usage, you need to create a L. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this siteNAME rt90 - coordinate conversion between RT90 and SWEREF99 SYNOPSIS rt90 [-4567] [--from|--to] north east rt90 [-4567] --from|--to < coordinates rt90 --test rt90 --version rt90 --help DESCRIPTION rt90 is a small utility for safely converting between the coordinate systems (or whatever the proper term is) RT90 2. 1|3007|SWEREF99 12 00||SwedenInconsistency between 9. sweref_99_tm); You can translate both ways between all three coordinate systems as both RT90 and SWEREF99 can be translated. SWEREF 99 TM and RT90. 99. The ellipsoid is GRS80 but other ellipsoids can easily. 11-07-2012 11:56 AM. But none of them seem to work for me. The 1980 Geodetic Reference System (GRS 80) posited a 6 378 137 m semi-major axis and a 1⁄298. You switched accounts on another tab or window. The "Any EPSG Dynamic Tile Cache" concept is a way to approach these. Linda Alm Fredrik Dahlström linda. A . It was designed to handle conversions for the Swedish SWEREF99 projection but can be used for any projection based on Gauss conformal projection (transverse Mercator). - Argentina POSGAR 94 & POSGAR 2007. For transformation between latitude/longitude in WGS 84 (or SWEREF 99) and plane coordinates in SWEREF 99 TM you can use Simple coordinate transformation. 0. CRS to represent the projection and CRS you want to use. Created Date: 20230811165016Z. - France RGF93/CC42-50. - India Kalianpur 1975 ZI - ZIV. I suggest you read up on the differences between geographic (e. Vad är skillnaden mellan SWEREF 99 TM och Sweref 99 dd mm? EPSG:3017 Projected coordinate system for Sweden - communes in Norbotten east of approximately 19°30'E and south of approximately 65°50'N. Revision date: 2010-03-01 Scope: Topographic mapping (medium and small scale). Within FME, support for Gtrans naturally complements and extends comprehensive transformation and reprojection capabilities. The coordinate system is SWEREF99 TM (UTM zone 33N). g. When transforming coordinates between ITRF and SWEREF 99, the transformation between ITRF2014 and SWEREF 99 should be used in the first place, as it is the most up-to-date relationship. g. Land use and infrastructures in the Abisko region, subarctic Sweden. From watch face, press the lower button or swipe up and scroll to Alarms and enter by pressing the middle button. L. App Store Developer Website. EPSG:3016 Projected coordinate system for Sweden - communes in Vaasterbotten east of approximately 19°30'E and (i) north of 63°30'N and (ii) south of approximately 65°05'N. For medium and small scale applications see SWEREF 99 TM (CRS code 3006). 41 In order to convert all coordinates from this file the command is like this: cs2cs +init=epsg:3006 +no_defs +to. The result is given in the two plane coordinate systems SWEREF 99 TM and RT 90 2. I write the query: SELECT v. Inledning (Christian Andersson) Generellt från arbetsgruppen för SWEREF 99 (Leif Carlsson) Tillvägagångssätt och erfarenheter Oskarshamns kommun (Leif Carlsson) Slideshow 5598419 by hagopGeodetic datum: SWEREF99 TM 3km 6km N background legend 10°E 20°E 10°E 20°E Abisko region Sweden 55°N 60°N 65°N 55°N 60°N 65°N main road (E10 since 1984) railroad (since 1903) national park Figure 1. "Terrängkartan" and "Fjällkartan" If the data is SWEREF99 TM, in Stockholm, the coordinates will be in the range of: easting: 674000 m northing: 6580000 m which is listed as "sweref_99_tm" in the code. which is listed as "sweref_99_tm" in the code. The SWEREF 99 TM orthographic projection of Sweden. Bug ID Number NIM096423; Submitted: November 6, 2013: Last Modified:Recently started using QGIS 2. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article. It would be nice to be able to display coordinates in the SWEREF 99 TM datum, as that is what we have printed on most maps. Cadastre, engineering survey,. Share on T Q. - Canada CSRS - Egypt 1907 Blue, Red, Purple, Extended Purple belts. 01. "RT90 2. Axes: northing, easting (N,E). SWEREF99 12 00. Cadastre, engineering survey, topographic mapping (large scale). Implements a Transverse Mercator map projection (Gauss Conformal Projection) and projection parameters for the SWEREF 99 geodetic reference system. Coordinate reference systems (1) Projected (1) Area (1) Find a coordinate system and get position on a map. 289). From 2003 replaces RT90 systems (CRS codes 3019-24). h. Proj. . This raster grid is the DEM for Storglaciären in 2010 as illustrated in the map associated with. Method: Transverse Mercator. From 2003 replaces RT90 systems (CRS codes 3019-24). - 24e to 30e) projected 3057 isn93/lambert 1993 (is. Source publication +3. For basic usage, you need to create a L. SWEREF 99 TM N 7312436, E 797784 Kusberget ca 2 km NV om Rasmyran 172 m ö. Convert directly between SWEREF 99 TM, RT90, and decimal degrees (WGS84) The app shows your current location or a coordinates that are entered manually. This works in all directions and with all valid values. 5 gon V (CRS code 3021). More information regarding SWEREF 99 TM:. . GitHub Gist: instantly share code, notes, and snippets. 5 gon v rt90 5 gon v rt90 2. 5 gon V (CRS code 3021). Nu har filen transformerats. The projected coordinate system used during the measurements was the National Grid of Sweden, SWEREF99 TM. Title: Kartutskrift Author: Lantmäteriet Created Date: 11/14/2023 5:42:20 PMprojected 3006 sweref99 tm (se. SWEREF99 TM (EPSG:3006) is the default Swedish projection and available in the dropdown list rather than only selectable through the "By Code" list. N Skala 1:36 900, SWEREF 99 TM, RH 2000. target: the target EPSG spatial reference system identifier. 5 299 11 13 26 5. EPSG:5845 Compound coordinate system for Sweden - onshore. - Bangladesh Gulshan 303/TM. File history. Web Mercator is used as the default projected coordinate system (PCS) for incoming services and data. There are two kind of national CRS being used in Sweden: The old RT90 (six versions for different local regions) The new SWEREF99 (thirteen versions, one for the national "TM" and twelve local regions) The above links are for pages in Swedish at the website for Lantmäteriet which is a swedish authority for mapping. 5 gon v rt90 0 gon rt90 2. Python library for conversion between geodetic (latitude, longitude) coordinates and plane (N, E) grid coordinates. Läs recensioner, jämför kundbetyg, se skärmavbilder och läs mer om Swedish Coordinates. 0. Other resolutions: 106 × 240 pixels | 213 × 480 pixels | 341 × 768 pixels | 454 × 1,024 pixels | 909 × 2,048 pixels | 527 × 1,187. System X. The coordinate system is drawn in the bottom left. RT90Position rt90Pos = new RT90Position(6583052, 1627548); SWEREF99Position sweRef = new SWEREF99Position(rt90Pos. Within FME, support for Gtrans naturally complements and extends comprehensive transformation and reprojection capabilities. Mata in dina koordinater för hand i textfälten eller klicka på en punkt på kartan. 4 for iPhone, iPod touch. Area of use: Sweden - communes west of approximately 12°45'E and south of approximately 60°N. For medium and small scale applications. For medium and small scale applications see SWEREF 99 TM (CRS code 3006). which is listed as "sweref_99_1800" in the code. 5 gon v (se. Empirical transformations. However, the. See information source for map. For medium and small scale applications see SWEREF 99 TM (CRS code 3006). $2. 0)[𝑉 𝑉 𝑉 ] 𝑁𝐾 _ 17 𝑒𝑙 (5) Thus, the final SWEREF 99 coordinates are obtained. 1. The central meridian of SWEREF 99 TM is. Python library for conversion between geodetic (latitude, longitude) coordinates and plane (N, E) grid coordinates. e,g, copying and pasting WKT text into the box: yields the EPSG code 4326. Examples: - 59° 19′ 57. 16n) projected 3021 rt90 2. Add (ToRadioButton ("LM topowebb", LantMaterie. Gör om dina koordinater från GPS-mottagaren, angivna som latitud och longitud i SWEREF 99 (WGS 84), till att passa svenska kartors rutnät. If you have coordinates that are stated to be in WGS 84, but which have lower position uncertainty, it is usually in practice another globally adapted reference system, such as an ITRF solution. . EPSG:3007: SWEREF99 12 00. See information source for map. Issue is reproducible only when any layer group starting with. mmmmmm). House located at 2799 Renfrew St, Vancouver, BC V5M 0A7. This means that the scales for different zoom levels in spherical mercator matches reasonably with the scales you would use in RT 90/SWEREF 99 TM. 092562° (in decimal, or North 61° 49′ 50,07″, East 16° 5′ 33,22″ in degrees, minutes, and seconds, although I would prefer decimal. If it's in SWEREF99 0 gon emulation (of RT90 0 gon): sweref99 tm sweref99 12 00 sweref99 13 30 sweref99 15 00 sweref99 16 30 sweref99 18 00. 25 350 48. Den öppnar kartan med samma område och zoomnivå som du valt. Vittjåkk / Vyöhtjage 715 m ö. l. The 2015 SLU Forest Map includes information about the heights, species and timber resources from Sweden’s forest areas. getCrsProjectionByEpsgNumber. 1. TypeScript/JavaScript library for transformation of geographic coordinates between WGS84 and the Swedish coordinate reference systems SWEREF99 and RT90. You can use our services as a WMS for desktop GIS like QGIS, ArcGIS/ArcMap or MapInfo, or as a tile service for web applications. RT R - 12 zone System. The location of objects is not exact in congested areas, but. The plane coordinates from the Gauss-Krüger (Transverse Mercator) projection used for the official Swedish maps have the system notation RT 90 2. Area of use: Sweden - onshore and offshore. 20086 6186094.