Add Geodetic Representations

CHANGES.rst

@@ -2,6 +2,7 @@
 ------------------
 
 - Add ``asdf-astropy`` as a test dependency. [#34]
+- Add ``Geodetic`` coordinate representation support. [#40]
 
 0.2.0 (2023-03-21)
 ------------------

resources/manifests/coordinates-1.1.0.yaml

@@ -0,0 +1,80 @@
+id: asdf://asdf-format.org/astronomy/coordinates/manifests/coordinates-1.0.0
+extension_uri: asdf://asdf-format.org/astronomy/coordinates/extensions/coordinates-1.0.0
+title: Coordinates extension 1.0.0
+description: |-
+  A set of tags for serializing coordinates.
+tags:
+- tag_uri: tag:astropy.org:astropy/coordinates/angle-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/angle-1.0.0
+  title: Represents an Angle.
+  description: |-
+    This object represents a subtype of Quantity which has units equivalent to radians or degrees.
+- tag_uri: tag:astropy.org:astropy/coordinates/earthlocation-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/earthlocation-1.0.0
+  title: Represents EarthLocation objects from astropy.
+  description: |-
+    Location on the Earth.
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/baseframe-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/baseframe-1.0.0
+  title: Represents a coordinate frame object from astropy
+  description: |-
+    This schema is designed to be extended by other schemas to restrict the
+    allowable frame_attributes.
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/cirs-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/cirs-1.0.0
+  title: Represents a CIRS coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/fk4-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/fk4-1.0.0
+  title: Represents a FK4 coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/fk4noeterms-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/fk4noeterms-1.0.0
+  title: Represents a FK4NoETerms coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/fk5-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/fk5-1.0.0
+  title: Represents a FK5 coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/galactic-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/galactic-1.0.0
+  title: Represents an Galactic coordinate object from astropy.
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/galactocentric-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/galactocentric-1.0.0
+  title: Represents an galactocentric coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/gcrs-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/gcrs-1.0.0
+  title: Represents a GCRS coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/icrs-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/icrs-1.0.0
+  title: Represents an ICRS coordinate object from astropy
+  description: |-
+    This object represents the right ascension (RA) and declination of an ICRS
+    coordinate or frame. The ICRS class contains additional fields that may be
+    useful to add here in the future.
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/icrs-1.1.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/icrs-1.1.0
+  title: Represents an ICRS coordinate object from astropy.
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/itrs-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/itrs-1.0.0
+  title: Represents a ITRS coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/frames/precessedgeocentric-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/frames/precessedgeocentric-1.0.0
+  title: Represents a PrecessedGeocentric coordinate object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/latitude-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/latitude-1.0.0
+  title: Represents latitude-like angles.
+  description: |-
+    Represents latitude-like angle(s) which must be in the range -90 to +90 deg.
+- tag_uri: tag:astropy.org:astropy/coordinates/longitude-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/longitude-1.0.0
+  title: Represents longitude-like angles.
+  description: |-
+    Longitude-like angle(s) which are wrapped within a contiguous 360 degree range.
+- tag_uri: tag:astropy.org:astropy/coordinates/representation-1.1.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/representation-1.1.0
+  title: Representation of points or differentials in two or three dimensional space.
+  description: |-
+    Representation of points or differentials in two or three dimensional space.
+- tag_uri: tag:astropy.org:astropy/coordinates/skycoord-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/skycoord-1.0.0
+  title: Represents a SkyCoord object from astropy
+- tag_uri: tag:astropy.org:astropy/coordinates/spectralcoord-1.0.0
+  schema_uri: http://astropy.org/schemas/astropy/coordinates/spectralcoord-1.0.0
+  title: Represents a SpectralCoord object from astropy

resources/schemas/representation-1.1.0 .yaml

@@ -0,0 +1,209 @@
+%YAML 1.1
+---
+$schema: "http://stsci.edu/schemas/yaml-schema/draft-01"
+id: "http://astropy.org/schemas/astropy/coordinates/representation-1.0.0"
+
+title: |
+  Representation of points or differentials in two or three dimensional space.
+
+description: |
+  Representation of points or differentials in two or three dimensional space.
+
+examples:
+  -
+    - A SphericalRepresentation
+    - |
+        !<tag:astropy.org:astropy/coordinates/representation-1.0.0>
+          components:
+            distance: !unit/quantity-1.1.0 {unit: !unit/unit-1.0.0 AU, value: 1.0}
+            lat: !<tag:astropy.org:astropy/coordinates/latitude-1.0.0> {unit: !unit/unit-1.0.0 deg,
+              value: 10.0}
+            lon: !<tag:astropy.org:astropy/coordinates/longitude-1.0.0>
+              unit: !unit/unit-1.0.0 deg
+              value: 10.0
+              wrap_angle: !<tag:astropy.org:astropy/coordinates/angle-1.0.0> {unit: !unit/unit-1.0.0 deg,
+                value: 360.0}
+          type: SphericalRepresentation
+  -
+    - A CartesianDifferential
+    - |
+        !<tag:astropy.org:astropy/coordinates/representation-1.0.0>
+          components:
+            d_x: !unit/quantity-1.1.0 {unit: !unit/unit-1.0.0 km s-1, value: 100.0}
+            d_y: !unit/quantity-1.1.0 {unit: !unit/unit-1.0.0 km s-1, value: 200.0}
+            d_z: !unit/quantity-1.1.0 {unit: !unit/unit-1.0.0 km s-1, value: 3141.0}
+          type: CartesianDifferential
+
+type: object
+properties:
+  type:
+    type: string
+    enum:
+      - CartesianRepresentation
+      - SphericalRepresentation
+      - UnitSphericalRepresentation
+      - RadialRepresentation
+      - PhysicsSphericalRepresentation
+      - CylindricalRepresentation
+      - CartesianDifferential
+      - SphericalDifferential
+      - UnitSphericalCosLatDifferential
+      - UnitSphericalDifferential
+      - SphericalCosLatDifferential
+      - RadialDifferential
+      - PhysicsSphericalDifferential
+      - CylindricalDifferential
+      - WGS84GeodeticRepresentation
+      - WGS72GeodeticRepresentation
+      - GRS80GeodeticRepresentation
+
+  components:
+    anyOf:
+      # CartesianRepresentation
+      - type: object
+        properties:
+          x:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          y:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          z:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # SphericalRepresentation
+      - type: object
+        properties:
+          lat:
+            $ref: "latitude-1.0.0"
+          lon:
+            $ref: "longitude-1.0.0"
+          distance:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # UnitSphericalRepresentation
+      - type: object
+        properties:
+          lat:
+            $ref: "latitude-1.0.0"
+          lon:
+            $ref: "longitude-1.0.0"
+
+      # RadialRepresentation
+      - type: object
+        properties:
+          distance:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # PhysicsSphericalRepresentation
+      - type: object
+        properties:
+          phi:
+            $ref: "angle-1.0.0"
+          theta:
+            $ref: "angle-1.0.0"
+          r:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # CylindricalRepresentation
+      - type: object
+        properties:
+          rho:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          phi:
+            $ref: "angle-1.0.0"
+          z:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # CartesianDifferential
+      - type: object
+        properties:
+          d_x:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_y:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_z:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # SphericalDifferential
+      - type: object
+        properties:
+          d_lon:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_lat:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_distance:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # UnitSphericalCosLatDifferential
+      - type: object
+        properties:
+          d_lon_coslat:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_lat:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # UnitSphericalDifferential
+      - type: object
+        properties:
+          d_lon:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_lat:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # SphericalCosLatDifferential
+      - type: object
+        properties:
+          d_lon_coslat:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_lat:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_distance:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # SphericalDifferential
+      - type: object
+        properties:
+          d_lon:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_lat:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_distance:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # RadialDifferential
+      - type: object
+        properties:
+          d_phi:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_theta:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_r:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # PhysicsSphericalDifferential
+      - type: object
+        properties:
+          d_phi:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_theta:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_r:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # RadialDifferential
+      - type: object
+        properties:
+          d_distance:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+      # CylindricalDifferential
+      - type: object
+        properties:
+          d_rho:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_phi:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+          d_z:
+            $ref: "http://stsci.edu/schemas/asdf/unit/quantity-1.1.0"
+
+required: [type, components]
+...