pixelarea-1.3.0

Pixel Area Reference Schema

Outline

• Schema Definitions
• Original Schema

Schema Definitions

This type is an object with the following properties:

• meta

  object

  Required

  This node must validate against all of the following:

  • asdf://stsci.edu/datamodels/roman/schemas/reference_files/ref_common-1.2.0

  • This type is an object with the following properties:

    • reftype

      string

      No length restriction

      Only the following values are valid for this node:

      • AREA

    • photometry

      object

      Required

      This type is an object with the following properties:

      • pixelarea_steradians

        object

        Required

        Pixel Area (steradians)

        The nominal pixel area in steradians.

        This node must validate against any of the following:

        • number

        • null

      • pixelarea_arcsecsq

        object

        Required

        Pixel Area (arcsec^2)

        The nominal pixel area in arcec^2.

        This node must validate against any of the following:

        • number

        • null

  • asdf://stsci.edu/datamodels/roman/schemas/reference_files/ref_optical_element-1.3.0

• data

  tag:stsci.edu:asdf/core/ndarray-1.*

  Required

  Pixel Area Array

  Pixel area in units of of either arcseconds or steradians.

Original Schema

%YAML 1.1
---
$schema: asdf://stsci.edu/datamodels/roman/schemas/rad_schema-1.0.0
id: asdf://stsci.edu/datamodels/roman/schemas/reference_files/pixelarea-1.3.0

title: Pixel Area Reference Schema

datamodel_name: PixelareaRefModel

type: object
properties:
  meta:
    allOf:
      - $ref: asdf://stsci.edu/datamodels/roman/schemas/reference_files/ref_common-1.2.0
      - type: object
        properties:
          reftype:
            type: string
            enum: [AREA]
          photometry:
            type: object
            properties:
              pixelarea_steradians:
                title: Pixel Area (steradians)
                description: |
                  The nominal pixel area in steradians.
                anyOf:
                  - type: number
                    unit: sr
                  - type: "null"
              pixelarea_arcsecsq:
                title: Pixel Area (arcsec^2)
                description: The nominal pixel area in arcec^2.
                anyOf:
                  - type: number
                    unit: arcsec**2
                  - type: "null"
            required: [pixelarea_steradians, pixelarea_arcsecsq]
        required: [photometry]
      - $ref: asdf://stsci.edu/datamodels/roman/schemas/reference_files/ref_optical_element-1.3.0
  data:
    title: Pixel Area Array
    description: |
      Pixel area in units of of either arcseconds or steradians.
    tag: tag:stsci.edu:asdf/core/ndarray-1.*
    datatype: float32
    exact_datatype: true
    ndim: 2
required: [meta, data]
flowStyle: block
propertyOrder: [meta, data]