ESRI:53010 — Sphere Eckert VI

PROJCRS[
    "Sphere_Eckert_VI",
    BASEGEOGCRS[
        "GCS_Sphere",
        DATUM["D_Sphere",ELLIPSOID["Sphere",6371000.0,0.0]],
        PRIMEM["Greenwich",0.0],
        CS[ellipsoidal,2],
        AXIS["Latitude (lat)",north,ORDER[1]],
        AXIS["Longitude (lon)",east,ORDER[2]],
        ANGLEUNIT["Degree",0.0174532925199433]
    ],
    CONVERSION[
        "Eckert_VI",
        METHOD["Eckert_VI"],
        PARAMETER["False_Easting",0.0],
        PARAMETER["False_Northing",0.0],
        PARAMETER["Central_Meridian",0.0]
    ],
    CS[Cartesian,2],
    AXIS["Easting (X)",east,ORDER[1]],
    AXIS["Northing (Y)",north,ORDER[2]],
    LENGTHUNIT["Meter",1.0],
    ID["Esri","53010"]
]

+proj=eck6 +ellps=sphere +x_0=0.0 +y_0=0.0 +lon_0=0dE +no_defs

proj4.defs("ESRI:53010", "+proj=eck6 +ellps=sphere +x_0=0.0 +y_0=0.0 +lon_0=0dE +no_defs");

{
  "type": "CoordinateReferenceSystem",
  "code": 53010,
  "name": "Sphere Eckert VI",
  "kind": "projected",
  "area": "World",
  "unit": null,
  "bbox": [
    -90,
    -180,
    90,
    180
  ],
  "proj4": "+proj=eck6 +ellps=sphere +x_0=0.0 +y_0=0.0 +lon_0=0dE +no_defs"
}

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (53010, 'ESRI', 53010, '+proj=eck6 +ellps=sphere +x_0=0.0 +y_0=0.0 +lon_0=0dE +no_defs', 'PROJCS["Sphere_Eckert_VI",GEOGCS["GCS_Sphere",DATUM["D_Sphere",SPHEROID["Sphere",6371000.0,0.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Eckert_VI"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",0.0],UNIT["Meter",1.0]]');

PROJECTION
  "+proj=eck6"
  "+ellps=sphere"
  "+x_0=0.0"
  "+y_0=0.0"
  "+lon_0=0dE"
  "+no_defs"
END

53010=PROJCS["Sphere_Eckert_VI",GEOGCS["GCS_Sphere",DATUM["D_Sphere",SPHEROID["Sphere",6371000.0,0.0]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Eckert_VI"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",0.0],UNIT["Meter",1.0]]