EPSG:22177

POSGAR 98 / Argentina 7

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Approximation at the +/- 1m level assuming that POSGAR 98 is equivalent to WGS 84.

Information source: OGP

Revision date: 2021-09-23

Attributes

Unit: metre

Geodetic CRS: POSGAR 98

Datum: Posiciones Geodesicas Argentinas 1998

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: Total Argentina.

Revision date: 2022-12-12

Scope: Engineering survey, topographic mapping.

Remarks: Replaced POSGAR 94 / Argentina 7 for many practical purposes (but not as the legal system) until May 2009. POSGAR 94 / Argentina 7 was officially replaced by POSGAR 2007 / Argentina 7 in May 2009.

Area of use: Argentina - east of 55°30'W, onshore.

Coordinate system: Cartesian 2D CS. Axes: northing, easting (X,Y). Orientations: north, east. UoM: m.

Center coordinates
6722586.37 5521898.64

Projected bounds:
5444817.96 3357242.64
7641696.16 7592467.28

WGS84 bounds:
-73.59 -58.41
-52.63 -21.78

Argentina - onshore and offshore.
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Definition: OGC Well Known Text

PROJCS["POSGAR 98 / Argentina 7",
    GEOGCS["POSGAR 98",
        DATUM["Posiciones_Geodesicas_Argentinas_1998",
            SPHEROID["GRS 1980",6378137,298.257222101],
            TOWGS84[0,0,0,0,0,0,0]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4190"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",-90],
    PARAMETER["central_meridian",-54],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",7500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","22177"]]

Definition: OGC Well Known Text 2 (2019)

PROJCRS["POSGAR 98 / Argentina 7",
    BASEGEOGCRS["POSGAR 98",
        DATUM["Posiciones Geodesicas Argentinas 1998",
            ELLIPSOID["GRS 1980",6378137,298.257222101,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4190]],
    CONVERSION["Argentina zone 7",
        METHOD["Transverse Mercator",
            ID["EPSG",9807]],
        PARAMETER["Latitude of natural origin",-90,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8801]],
        PARAMETER["Longitude of natural origin",-54,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["Scale factor at natural origin",1,
            SCALEUNIT["unity",1],
            ID["EPSG",8805]],
        PARAMETER["False easting",7500000,
            LENGTHUNIT["metre",1],
            ID["EPSG",8806]],
        PARAMETER["False northing",0,
            LENGTHUNIT["metre",1],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["northing (X)",north,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["easting (Y)",east,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Engineering survey, topographic mapping."],
        AREA["Argentina - east of 55°30'W, onshore."],
        BBOX[-28.11,-55.5,-25.49,-53.65]],
    ID["EPSG",22177]]

Definition: ESRI Well Known Text

PROJCS["POSGAR_1998_Argentina_Zone_7",
    GEOGCS["GCS_POSGAR_1998",
        DATUM["D_POSGAR_1998",
            SPHEROID["GRS_1980",6378137.0,298.257222101]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["False_Easting",7500000.0],
    PARAMETER["False_Northing",0.0],
    PARAMETER["Central_Meridian",-54.0],
    PARAMETER["Scale_Factor",1.0],
    PARAMETER["Latitude_Of_Origin",-90.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=tmerc +lat_0=-90 +lon_0=-54 +k=1 +x_0=7500000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:22177","+proj=tmerc +lat_0=-90 +lon_0=-54 +k=1 +x_0=7500000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "POSGAR 98 / Argentina 7",
    "base_crs": {
        "name": "POSGAR 98",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Posiciones Geodesicas Argentinas 1998",
            "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
            }
        },
        "coordinate_system": {
            "subtype": "ellipsoidal",
            "axis": [
                {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                },
                {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 4190
        }
    },
    "conversion": {
        "name": "Argentina zone 7",
        "method": {
            "name": "Transverse Mercator",
            "id": {
                "authority": "EPSG",
                "code": 9807
            }
        },
        "parameters": [
            {
                "name": "Latitude of natural origin",
                "value": -90,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8801
                }
            },
            {
                "name": "Longitude of natural origin",
                "value": -54,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8802
                }
            },
            {
                "name": "Scale factor at natural origin",
                "value": 1,
                "unit": "unity",
                "id": {
                    "authority": "EPSG",
                    "code": 8805
                }
            },
            {
                "name": "False easting",
                "value": 7500000,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8806
                }
            },
            {
                "name": "False northing",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8807
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Northing",
                "abbreviation": "X",
                "direction": "north",
                "unit": "metre"
            },
            {
                "name": "Easting",
                "abbreviation": "Y",
                "direction": "east",
                "unit": "metre"
            }
        ]
    },
    "scope": "Engineering survey, topographic mapping.",
    "area": "Argentina - east of 55°30'W, onshore.",
    "bbox": {
        "south_latitude": -28.11,
        "west_longitude": -55.5,
        "north_latitude": -25.49,
        "east_longitude": -53.65
    },
    "id": {
        "authority": "EPSG",
        "code": 22177
    }
}

Definition: GeoServer

22177=PROJCS["POSGAR 98 / Argentina 7",GEOGCS["POSGAR 98",DATUM["Posiciones_Geodesicas_Argentinas_1998",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4190"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-90],PARAMETER["central_meridian",-54],PARAMETER["scale_factor",1],PARAMETER["false_easting",7500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","22177"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=-90"
	"lon_0=-54"
	"k=1"
	"x_0=7500000"
	"y_0=0"
	"ellps=GRS80"
	"towgs84=0,0,0,0,0,0,0"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=-90 +lon_0=-54 +k=1 +x_0=7500000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs">
	<Layer srs="+proj=tmerc +lat_0=-90 +lon_0=-54 +k=1 +x_0=7500000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 22177, 'EPSG', 22177, '+proj=tmerc +lat_0=-90 +lon_0=-54 +k=1 +x_0=7500000 +y_0=0 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["POSGAR 98 / Argentina 7",GEOGCS["POSGAR 98",DATUM["Posiciones_Geodesicas_Argentinas_1998",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4190"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-90],PARAMETER["central_meridian",-54],PARAMETER["scale_factor",1],PARAMETER["false_easting",7500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","22177"]]');