BlackSky · Schema

ItemCollection

Earth ObservationSatellite ImageryRemote SensingGeospatial IntelligenceSpaceISRIntelligence Surveillance ReconnaissanceTaskingAI AnalyticsObject DetectionDefenseMonitoringSpectraGen-3NYSE BKSY

Properties

Name Type Description
links array Links related to the current endpoint. Use to navigate through objects.
type string The type of object.
features array Data items returned by search.
context object The context of the response.
View JSON Schema on GitHub

JSON Schema

blacksky-item-collection-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/blacksky/json-schema/blacksky-item-collection-schema.json",
  "title": "ItemCollection",
  "x-generated": "2026-11-04",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/blacksky-data-management-api-openapi.yml#/components/schemas/ItemCollection",
  "required": [
    "context",
    "features",
    "links"
  ],
  "type": "object",
  "properties": {
    "links": {
      "title": "Links",
      "type": "array",
      "description": "Links related to the current endpoint. Use to navigate through objects.\n",
      "items": {
        "$ref": "#/$defs/Link"
      }
    },
    "type": {
      "title": "Type",
      "type": "string",
      "description": "The type of object.\n",
      "default": "FeatureCollection",
      "enum": [
        "FeatureCollection"
      ]
    },
    "features": {
      "title": "Features",
      "type": "array",
      "description": "Data items returned by search.\n",
      "items": {
        "$ref": "#/$defs/Item"
      }
    },
    "context": {
      "title": "Context",
      "description": "The context of the response.\n",
      "allOf": [
        {
          "$ref": "#/$defs/Context"
        }
      ]
    }
  },
  "$defs": {
    "Asset": {
      "title": "Asset",
      "required": [
        "href"
      ],
      "type": "object",
      "properties": {
        "href": {
          "title": "Data URL",
          "type": "string",
          "description": "The URL of a downloadable or a streamable file related to the STAC asset."
        },
        "title": {
          "title": "Data title",
          "type": [
            "string",
            "null"
          ],
          "description": "The STAC asset title."
        },
        "description": {
          "title": "Data description",
          "type": [
            "string",
            "null"
          ],
          "description": "The STAC asset description."
        },
        "type": {
          "title": "Data media type",
          "type": "string",
          "description": "The STAC asset data type."
        },
        "roles": {
          "title": "Data role",
          "type": [
            "array",
            "null"
          ],
          "description": "The purpose of the STAC asset.",
          "items": {
            "type": "string"
          }
        }
      }
    },
    "Context": {
      "title": "Context",
      "type": "object",
      "properties": {
        "limit": {
          "title": "Response record limit",
          "type": "integer",
          "description": "The maximum number of data items on a results page.\n"
        },
        "returned": {
          "title": "Response returned items",
          "type": "integer",
          "description": "The number of data items returned on the results page.\n"
        },
        "matched": {
          "title": "matched",
          "type": "integer",
          "description": "The total number of data items that match the search query.\n"
        },
        "page": {
          "title": "page",
          "type": "integer",
          "description": "The current page number of the response.\n"
        },
        "pages": {
          "title": "pages",
          "type": "integer",
          "description": "The total number of pages in the response.\n"
        }
      }
    },
    "Item": {
      "title": "Item",
      "required": [
        "collection",
        "id",
        "links",
        "properties",
        "stac_extensions",
        "stac_version"
      ],
      "type": "object",
      "properties": {
        "assets": {
          "title": "Assets",
          "type": "object",
          "additionalProperties": {
            "$ref": "#/$defs/Asset"
          },
          "description": "A list of STAC assets.",
          "default": {}
        },
        "links": {
          "title": "Links",
          "type": "array",
          "description": "Links associated with the resource that can be used to navigate through objects.\n",
          "items": {
            "$ref": "#/$defs/Link"
          }
        },
        "stac_extensions": {
          "title": "STAC extensions",
          "type": "array",
          "description": "STAC extensions activated for the resource.\n",
          "items": {
            "type": "string"
          }
        },
        "geometry": {
          "title": "Item geometry",
          "type": [
            "object",
            "null"
          ],
          "description": "The data item's geometry.\n",
          "anyOf": [
            {
              "$ref": "#/$defs/Point"
            },
            {
              "$ref": "#/$defs/MultiPoint"
            },
            {
              "$ref": "#/$defs/LineString"
            },
            {
              "$ref": "#/$defs/MultiLineString"
            },
            {
              "$ref": "#/$defs/STACPolygon"
            },
            {
              "$ref": "#/$defs/MultiPolygon"
            },
            {
              "$ref": "#/$defs/NullableObject"
            }
          ]
        },
        "bbox": {
          "title": "Bounding box",
          "type": [
            "array",
            "null"
          ],
          "description": "The bounding box that encloses the data item's geometry.\n",
          "anyOf": [
            {
              "maxItems": 4,
              "minItems": 4,
              "type": "array",
              "items": {
                "type": "number"
              }
            },
            {
              "maxItems": 6,
              "minItems": 6,
              "type": "array",
              "items": {
                "type": "number"
              }
            },
            {
              "$ref": "#/$defs/NullableArray"
            }
          ]
        },
        "properties": {
          "title": "Item properties",
          "type": "object",
          "description": "A list of additional STAC item metadata."
        },
        "type": {
          "title": "Type",
          "type": "string",
          "description": "The type of object.\n",
          "default": "Feature",
          "enum": [
            "Feature"
          ]
        },
        "stac_version": {
          "title": "STAC API version",
          "type": "string",
          "description": "The STAC API version.\n"
        },
        "id": {
          "title": "Identifier",
          "type": "string",
          "description": "The data item ID.",
          "format": "uuid"
        },
        "collection": {
          "title": "Collection",
          "type": "string",
          "description": "The ID of the STAC collection the data item belongs to.\n",
          "format": "uuid"
        }
      }
    },
    "LineString": {
      "title": "LineString",
      "required": [
        "coordinates"
      ],
      "type": "object",
      "properties": {
        "type": {
          "title": "Type",
          "type": "string",
          "default": "LineString"
        },
        "coordinates": {
          "title": "Coordinates",
          "minItems": 2,
          "type": "array",
          "items": {
            "anyOf": [
              {
                "maxItems": 2,
                "minItems": 2,
                "type": "array",
                "items": {
                  "type": "number"
                }
              },
              {
                "maxItems": 3,
                "minItems": 3,
                "type": "array",
                "items": {
                  "type": "number"
                }
              }
            ]
          }
        }
      },
      "description": "LineString Model"
    },
    "Link": {
      "type": "object",
      "properties": {
        "rel": {
          "type": "string"
        },
        "href": {
          "type": "string"
        }
      }
    },
    "MultiLineString": {
      "title": "MultiLineString",
      "required": [
        "coordinates"
      ],
      "type": "object",
      "properties": {
        "type": {
          "title": "Type",
          "type": "string",
          "default": "MultiLineString"
        },
        "coordinates": {
          "title": "Coordinates",
          "minItems": 1,
          "type": "array",
          "items": {
            "minItems": 2,
            "type": "array",
            "items": {
              "anyOf": [
                {
                  "maxItems": 2,
                  "minItems": 2,
                  "type": "array",
                  "items": {
                    "type": "number"
                  }
                },
                {
                  "maxItems": 3,
                  "minItems": 3,
                  "type": "array",
                  "items": {
                    "type": "number"
                  }
                }
              ]
            }
          }
        }
      },
      "description": "MultiLineString Model"
    },
    "MultiPoint": {
      "title": "MultiPoint",
      "required": [
        "coordinates"
      ],
      "type": "object",
      "properties": {
        "type": {
          "title": "Type",
          "type": "string",
          "default": "MultiPoint"
        },
        "coordinates": {
          "title": "Coordinates",
          "minItems": 1,
          "type": "array",
          "items": {
            "anyOf": [
              {
                "maxItems": 2,
                "minItems": 2,
                "type": "array",
                "items": {
                  "type": "number"
                }
              },
              {
                "maxItems": 3,
                "minItems": 3,
                "type": "array",
                "items": {
                  "type": "number"
                }
              }
            ]
          }
        }
      },
      "description": "MultiPoint Model"
    },
    "MultiPolygon": {
      "title": "MultiPolygon",
      "required": [
        "coordinates"
      ],
      "type": "object",
      "properties": {
        "type": {
          "title": "Type",
          "type": "string",
          "default": "MultiPolygon"
        },
        "coordinates": {
          "title": "Coordinates",
          "minItems": 1,
          "type": "array",
          "items": {
            "minItems": 1,
            "type": "array",
            "items": {
              "minItems": 4,
              "type": "array",
              "items": {
                "anyOf": [
                  {
                    "maxItems": 2,
                    "minItems": 2,
                    "type": "array",
                    "items": {
                      "type": "number"
                    }
                  },
                  {
                    "maxItems": 3,
                    "minItems": 3,
                    "type": "array",
                    "items": {
                      "type": "number"
                    }
                  }
                ]
              }
            }
          }
        }
      },
      "description": "MultiPolygon Model"
    },
    "NullableArray": {
      "type": [
        "array",
        "null"
      ]
    },
    "NullableObject": {
      "type": [
        "object",
        "null"
      ]
    },
    "Point": {
      "title": "Point",
      "required": [
        "coordinates"
      ],
      "type": "object",
      "properties": {
        "type": {
          "title": "Type",
          "type": "string",
          "default": "Point"
        },
        "coordinates": {
          "title": "Coordinates",
          "anyOf": [
            {
              "maxItems": 2,
              "minItems": 2,
              "type": "array",
              "items": {
                "type": "number"
              }
            },
            {
              "maxItems": 3,
              "minItems": 3,
              "type": "array",
              "items": {
                "type": "number"
              }
            }
          ]
        }
      },
      "description": "Point Model"
    },
    "STACPolygon": {
      "title": "Polygon",
      "required": [
        "coordinates"
      ],
      "type": "object",
      "properties": {
        "type": {
          "title": "Type",
          "type": "string",
          "default": "Polygon"
        },
        "coordinates": {
          "title": "Coordinates",
          "minItems": 1,
          "type": "array",
          "items": {
            "minItems": 4,
            "type": "array",
            "items": {
              "anyOf": [
                {
                  "maxItems": 2,
                  "minItems": 2,
                  "type": "array",
                  "items": {
                    "type": "number"
                  }
                },
                {
                  "maxItems": 3,
                  "minItems": 3,
                  "type": "array",
                  "items": {
                    "type": "number"
                  }
                }
              ]
            }
          }
        }
      },
      "description": "Polygon Model"
    }
  }
}

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