EPSG:1058

Bhutan National Geodetic Datum

Attributes

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: Department of Survey and Land Records (DSLR), National Land Commission of Bhutan (NLC) via Lantmäteriet Sweden.

Revision date: 2026-02-13

Scope: Geodesy.

Remarks: Replaced by National Reference Frame of Bhutan 2023 (datum code 1448).

Area of use: Bhutan.

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WGS84 bounds:
92.13 26.7
88.74 28.33

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Definition: OGC Well Known Text

DATUM["Bhutan_National_Geodetic_Datum",
    SPHEROID["GRS 1980",6378137,298.257222101,
        AUTHORITY["EPSG","7019"]],
    AUTHORITY["EPSG","1058"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["Bhutan National Geodetic Datum",
    ELLIPSOID["GRS 1980",6378137,298.257222101,
        LENGTHUNIT["metre",1]],
    ID["EPSG",1058]]

Definition: ESRI Well Known Text

DATUM["D_Bhutan_National_Geodetic_Datum",
    SPHEROID["GRS_1980",6378137.0,298.257222101]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "Bhutan National Geodetic Datum",
    "ellipsoid": {
        "name": "GRS 1980",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257222101
    },
    "scope": "Geodesy.",
    "area": "Bhutan.",
    "bbox": {
        "south_latitude": 26.7,
        "west_longitude": 88.74,
        "north_latitude": 28.33,
        "east_longitude": 92.13
    },
    "id": {
        "authority": "EPSG",
        "code": 1058
    }
}

Definition: GeoServer

1058-datum=DATUM["Bhutan_National_Geodetic_Datum",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1058"]]