EPSG:29871 — Timbalai 1948 / RSO Borneo (ch)

Projekte · Asia - Brunei and East Malaysia

Tanım Formatları

OGC WKT

PROJCS[
    "Timbalai 1948 / RSO Borneo (ch)",
    GEOGCS[
        "Timbalai 1948",
        DATUM[
            "Timbalai_1948",
            SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],
            TOWGS84[-679,669,-48,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4298"]
    ],
    PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],
    PARAMETER["latitude_of_center",4],
    PARAMETER["longitude_of_center",115],
    PARAMETER["azimuth",53.3158204722222],
    PARAMETER["rectified_grid_angle",53.1301023611111],
    PARAMETER["scale_factor",0.99984],
    PARAMETER["false_easting",29352.4763],
    PARAMETER["false_northing",22014.3572],
    UNIT["British chain (Sears 1922)",20.1167651215526],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","29871"]
]

WKT2

PROJCRS[
    "Timbalai 1948 / RSO Borneo (ch)",
    BASEGEOGCRS[
        "Timbalai 1948",
        DATUM[
            "Timbalai 1948",
            ELLIPSOID[
                "Everest 1830 (1967 Definition)",
                6377298.556,
                300.8017,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7016]
            ],
            ID["EPSG",6298]
        ],
        ID["EPSG",4298]
    ],
    CONVERSION[
        "Rectified Skew Orthomorphic Borneo Grid (chain)",
        METHOD["Hotine Oblique Mercator (variant B)",ID["EPSG",9815]],
        PARAMETER[
            "Latitude of projection centre",
            4,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8811]
        ],
        PARAMETER[
            "Longitude of projection centre",
            115,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8812]
        ],
        PARAMETER[
            "Azimuth at projection centre",
            53.3158204722225,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8813]
        ],
        PARAMETER[
            "Angle from Rectified to Skew Grid",
            53.1301023611114,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8814]
        ],
        PARAMETER[
            "Scale factor at projection centre",
            0.99984,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8815]
        ],
        PARAMETER[
            "Easting at projection centre",
            29352.4763,
            LENGTHUNIT["British chain (Sears 1922)",20.1167651215526,ID["EPSG",9042]],
            ID["EPSG",8816]
        ],
        PARAMETER[
            "Northing at projection centre",
            22014.3572,
            LENGTHUNIT["British chain (Sears 1922)",20.1167651215526,ID["EPSG",9042]],
            ID["EPSG",8817]
        ],
        ID["EPSG",19956]
    ],
    CS[Cartesian,2,ID["EPSG",4402]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["British chain (Sears 1922)",20.1167651215526,ID["EPSG",9042]],
    ID["EPSG",29871]
]

PROJ.4

+proj=omerc +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=590476.871463039 +y_0=442857.65309436 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=20.1167651215526 +no_defs +type=crs

Proj4js

Proj4js'a nasıl projeksiyon eklerim? →

proj4.defs("EPSG:29871", "+proj=omerc +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=590476.871463039 +y_0=442857.65309436 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=20.1167651215526 +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 29871,
  "name": "Timbalai 1948 / RSO Borneo (ch)",
  "kind": "projected",
  "area": "Asia - Brunei and East Malaysia",
  "unit": "British chain (Sears 1922)",
  "bbox": [
    0.85,
    109.31,
    7.67,
    119.61
  ],
  "proj4": "+proj=omerc +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=590476.871463039 +y_0=442857.65309436 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=20.1167651215526 +no_defs +type=crs"
}

PostGIS

PostGIS'a nasıl projeksiyon eklerim? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (29871, 'EPSG', 29871, '+proj=omerc +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=590476.871463039 +y_0=442857.65309436 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=20.1167651215526 +no_defs +type=crs', 'PROJCS["Timbalai 1948 / RSO Borneo (ch)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",29352.4763],PARAMETER["false_northing",22014.3572],UNIT["British chain (Sears 1922)",20.1167651215526],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29871"]]');

MapServer

MapServer'a nasıl projeksiyon eklerim? →

PROJECTION
  "+proj=omerc"
  "+lat_0=4"
  "+lonc=115"
  "+alpha=53.3158204722222"
  "+gamma=53.1301023611111"
  "+k=0.99984"
  "+x_0=590476.871463039"
  "+y_0=442857.65309436"
  "+ellps=evrstSS"
  "+towgs84=-679,669,-48,0,0,0,0"
  "+to_meter=20.1167651215526"
  "+no_defs"
  "+type=crs"
END

GeoServer

GeoServer'a nasıl projeksiyon eklerim? →

29871=PROJCS["Timbalai 1948 / RSO Borneo (ch)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",29352.4763],PARAMETER["false_northing",22014.3572],UNIT["British chain (Sears 1922)",20.1167651215526],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29871"]]

İlişkili Koordinat Sistemleri

Mevcut Dönüşümler (8)

Dönüşümler temel CRS'den alınmıştır: EPSG:4298 (Timbalai 1948)

Dönüşüm	Kaynak → Hedef	Hassasiyet (m)
Timbalai 1948 to WGS 84 (5)	4298 → 4326	1
Timbalai 1948 to GDBD2009 (1)	4298 → 5246	1
Timbalai 1948 to WGS 84 (2)	4298 → 4326	5
Timbalai 1948 to WGS 84 (4)	4298 → 4326	5
Timbalai 1948 to WGS 84 (6)	4298 → 4326	6
Timbalai 1948 to WGS 84 (1)	4298 → 4326	19
Timbalai 1948 to WGS 84 (3)	4298 → 4326	100
Timbalai 1948 to GDBD2009 (1) Kullanım dışı	4298 → 4326	1

Timbalai 1948 Kullanan Diğer CRS

Sıkça Sorulan Sorular

EPSG:29871 projeksiyonunu GeoServer'a nasıl eklerim?

Aşağıdaki tanımı GeoServer yapılandırma dosyanıza ekleyin:

29871=PROJCS["Timbalai 1948 / RSO Borneo (ch)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",29352.4763],PARAMETER["false_northing",22014.3572],UNIT["British chain (Sears 1922)",20.1167651215526],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29871"]]

GeoServer rehberinin tamamını okuyun →

EPSG:29871 projeksiyonunu PostGIS'e nasıl eklerim?

Aşağıdaki tanımı PostGIS yapılandırma dosyanıza ekleyin:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (29871, 'EPSG', 29871, '+proj=omerc +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=590476.871463039 +y_0=442857.65309436 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=20.1167651215526 +no_defs +type=crs', 'PROJCS["Timbalai 1948 / RSO Borneo (ch)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",29352.4763],PARAMETER["false_northing",22014.3572],UNIT["British chain (Sears 1922)",20.1167651215526],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29871"]]');

PostGIS rehberinin tamamını okuyun →

EPSG:29871 projeksiyonunu MapServer'da nasıl kullanırım?

Aşağıdaki tanımı MapServer yapılandırma dosyanıza ekleyin:

PROJECTION
  "+proj=omerc"
  "+lat_0=4"
  "+lonc=115"
  "+alpha=53.3158204722222"
  "+gamma=53.1301023611111"
  "+k=0.99984"
  "+x_0=590476.871463039"
  "+y_0=442857.65309436"
  "+ellps=evrstSS"
  "+towgs84=-679,669,-48,0,0,0,0"
  "+to_meter=20.1167651215526"
  "+no_defs"
  "+type=crs"
END

MapServer rehberinin tamamını okuyun →

EPSG:29871 projeksiyonunu Proj4js ile nasıl kullanırım?

Aşağıdaki tanımı Proj4js yapılandırma dosyanıza ekleyin:

proj4.defs("EPSG:29871", "+proj=omerc +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=590476.871463039 +y_0=442857.65309436 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +to_meter=20.1167651215526 +no_defs +type=crs");

Proj4js rehberinin tamamını okuyun →

Tür

Projekte

Birim

British chain (Sears 1922)

Geodetik CRS

Timbalai 1948

Datum

Timbalai 1948

Elipsoid

Everest 1830 (1967 Definition)

Başlangıç Meridyeni

Greenwich

Kullanım Alanı

Asia - Brunei and East Malaysia

Brunei - onshore and offshore; Malaysia - East Malaysia (Sabah; Sarawak) - onshore and offshore.

Koordinat Sistemi

Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: chSe.

Merkez Koordinatları

26351.72 23438.83

Projekte Sınırlar

42363.35 -2098.1554567.99 4674.98

WGS84 Sınırları

7.67 109.31119.61 0.85

Veri Kaynağı

EPSG

Bilgi Kaynağı

Defence Geographic Centre.

Revizyon Tarihi

2022-11-29

Kapsam

Engineering survey, topographic mapping.

Açıklamalar

Adopts ellipsoid metric conversion of 39.370147 inches per metre. Replaced by metric projection version (CRS code 29873). See also foot version (CRS code 29872) for Shell ops in E Malaysia.

EPSG

29871