developer docs / engine API

OpenAPI reference

Developer documentation / projection engine

Astrotechne Engine API

Browse the production-published engine contract with route selectors, response schemas, examples, and registry citations. The raw OpenAPI JSON remains available for code generation and automated checks.

Open JSON

OpenAPI

3.1.0

Version

0.1.0

Routes

Schemas

Operations

Route dropdown

Registries

Citation and registry source

/v0.1/registry/citations

Source-backed citation records used by projection rules and evidence.

NodeRegistryCitationRecord

Operation contract

Compute a persistence-friendly relationship analysis projection envelope

Raw JSON

POST

/v0.1/chart-analysis/relationship/projection

Response dropdownSchema dropdown

Request example

{
  "analysisType": "relationship.synastry",
  "charts": [
    {
      "chartRef": "first",
      "request": {
        "bodies": [
          "Sun",
          "Moon",
          "Mercury"
        ],
        "location": {
          "altitude_meters": 1609,
          "latitude": 39.7392,
          "longitude": -104.9903
        },
        "moment": "2025-04-03T12:34:56Z",
        "options": {
          "chart_frame": "ApparentOfDate",
          "house_system": "WholeSign",
          "sidereal_mode": null,
          "true_node": false
        }
      },
      "role": "first"
    },
    {
      "chartRef": "second",
      "request": {
        "bodies": [
          "Sun",
          "Moon",
          "Mercury"
        ],
        "location": {
          "altitude_meters": 1609,
          "latitude": 39.7392,
          "longitude": -104.9903
        },
        "moment": "2025-04-03T12:34:56Z",
        "options": {
          "chart_frame": "ApparentOfDate",
          "house_system": "WholeSign",
          "sidereal_mode": null,
          "true_node": false
        }
      },
      "role": "second"
    }
  ],
  "options": {
    "synastry_orb_degrees": 6
  }
}

Selected response

200

Relationship analysis projection envelope

ChartAnalysisProjectionEnvelope

RelationshipAnalysisProjectionRequest

object · 3 fields · 1 required

RelationshipAnalysisProjectionRequest schema fields
Field	Type	Rules
analysisType optional	string	min length 1
charts required	object[]	None
options optional	object	None

{ "analysisType": "relationship.synastry", "charts": [ { "chartRef": "first", "request": { "bodies": [ "Sun", "Moon", "Mercury" ], "location": { "altitude_meters": 1609, "latitude": 39.7392, "longitude": -104.9903 }, "moment": "2025-04-03T12:34:56Z", "options": { "chart_frame": "ApparentOfDate", "house_system": "WholeSign", "sidereal_mode": null, "true_node": false } }, "role": "first" }, { "chartRef": "second", "request": { "bodies": [ "Sun", "Moon", "Mercury" ], "location": { "altitude_meters": 1609, "latitude": 39.7392, "longitude": -104.9903 }, "moment": "2025-04-03T12:34:56Z", "options": { "chart_frame": "ApparentOfDate", "house_system": "WholeSign", "sidereal_mode": null, "true_node": false } }, "role": "second" } ], "options": { "synastry_orb_degrees": 6 } }

analysisType

optional

string

min length 1

charts

required

object[]

None

options

optional

object

None