EPSG:5706

Caspian depth

Attributes

Unit: metre

Geodetic CRS: Caspian height

Datum: Caspian Sea

Data source: EPSG

Information source: IOGP

Revision date: 2021-04-20

Scope: Hydrography and nautical charting.

Remarks: Caspian Sea water levels are now offset appreciably from this datum.

Area of use: Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore.

Coordinate system: Vertical CS. Axis: depth (D). Orientation: down. UoM: m.

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SimpleMap

Center coordinates
42.16 50.44

Projected bounds:
37.35 46.95
46.97 53.93

WGS84 bounds:
46.95 37.35
53.93 46.97

Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore.
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Definition: OGC Well Known Text

VERT_CS["Caspian depth",
    VERT_DATUM["Caspian Sea",2005,
        AUTHORITY["EPSG","5106"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Depth",DOWN],
    AUTHORITY["EPSG","5706"]]

Definition: OGC Well Known Text 2 (2019)

VERTCRS["Caspian depth",
    VDATUM["Caspian Sea"],
    CS[vertical,1],
        AXIS["depth (D)",down,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Hydrography and nautical charting."],
        AREA["Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore."],
        BBOX[37.35,46.95,46.97,53.93]],
    ID["EPSG",5706]]

Definition: ESRI Well Known Text

VERTCS["Caspian",
    VDATUM["Caspian_Sea"],
    PARAMETER["Vertical_Shift",0.0],
    PARAMETER["Direction",-1.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+vunits=m +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:5706","+vunits=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "VerticalCRS",
    "name": "Caspian depth",
    "datum": {
        "type": "VerticalReferenceFrame",
        "name": "Caspian Sea"
    },
    "coordinate_system": {
        "subtype": "vertical",
        "axis": [
            {
                "name": "Depth",
                "abbreviation": "D",
                "direction": "down",
                "unit": "metre"
            }
        ]
    },
    "scope": "Hydrography and nautical charting.",
    "area": "Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore.",
    "bbox": {
        "south_latitude": 37.35,
        "west_longitude": 46.95,
        "north_latitude": 46.97,
        "east_longitude": 53.93
    },
    "id": {
        "authority": "EPSG",
        "code": 5706
    }
}

Definition: GeoServer

5706=VERT_CS["Caspian depth",VERT_DATUM["Caspian Sea",2005,AUTHORITY["EPSG","5106"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Depth",DOWN],AUTHORITY["EPSG","5706"]]

Definition: MapServer - MAPfile

PROJECTION
	"vunits=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+vunits=m +no_defs +type=crs">
	<Layer srs="+vunits=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 5706, 'EPSG', 5706, '+vunits=m +no_defs +type=crs', 'VERT_CS["Caspian depth",VERT_DATUM["Caspian Sea",2005,AUTHORITY["EPSG","5106"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Depth",DOWN],AUTHORITY["EPSG","5706"]]');