%YAML 1.1
---
$schema: "http://stsci.edu/schemas/yaml-schema/draft-01"
id: "http://astropy.org/schemas/specutils/spectra/spectrum1d-1.0.0"

title: >
  Represents a one-dimensional spectrum
description: |
  This schema represents a Spectrum1D object from specutils.

type: object
properties:
  flux:
    description: |
      Quantity that represents the flux component of the spectrum
    $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
  spectral_axis:
    description: |
      SpectralCoord that represents the spectral axis of the spectrum
    anyOf:
      - tag: tag:astropy.org:specutils/spectra/spectral_axis-1.0.0
      - $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
      - $ref: "http://astropy.org/schemas/astropy/coordinates/spectralcoord-1.0.0"
  uncertainty:
    description: |
      Uncertainty information about the spectrum
    type: object
    properties:
      uncertainty_type:
        description: |
          String describing the type of uncertainty data
        type: string
        enum: ["std", "var", "ivar", "unknown"]
      data:
        description: |
          Array representing the uncertainty data
        $ref: "http://stsci.edu/schemas/asdf/core/ndarray-1.0.0"
  mask:
    description: |
      Mask information about the spectrum
    $ref: "http://stsci.edu/schemas/asdf/core/ndarray-1.0.0"
required: [flux, spectral_axis]
...