> ## Documentation Index
> Fetch the complete documentation index at: https://docs.astrom8.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Transit events



## OpenAPI

````yaml /openapi.public.json post /api/v3/western/transits
openapi: 3.1.0
info:
  title: AstroM8 Public API
  version: 1.1.0
  description: >-
    Astrology calculations, reports, customer delivery, and enterprise
    workflows. Each operation declares whether it uses an API key or a customer
    session bearer token.
servers:
  - url: https://api.astrom8.com
    description: Production
security: []
tags:
  - name: Western
    description: Natal, relationship, return, progression, and transit calculations.
  - name: Vedic
    description: Lahiri sidereal Vedic calculations, matching, timing, and remedies.
  - name: Thai Astrology
    description: Thai calendar, auspicious timing, lunar, festival, and wheel tools.
  - name: Chinese & Korean
    description: BaZi, Qi Men Dun Jia, and Saju calculations.
  - name: Horoscopes
    description: Published daily and range horoscope content.
  - name: Reports
    description: Branded report generation and asynchronous job polling.
  - name: Tarot & Numerology
    description: Tarot spreads and Pythagorean numerology.
  - name: Uranian
    description: Uranian charts, midpoints, and planetary pictures.
  - name: Developer workflow
    description: Preflight capability eligibility and credit estimates.
  - name: Customer reports
    description: Session-authenticated report jobs and reusable brand profiles.
  - name: Customer delivery
    description: Session-authenticated webhooks and scheduled horoscope delivery.
  - name: Cultural Intelligence
    description: >-
      Enterprise API-key workflows for encrypted profiles, teams, and campaign
      content.
paths:
  /api/v3/western/transits:
    post:
      tags:
        - Western
      summary: Transit events
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
                - birth_date
                - birth_time
                - birth_lat
                - birth_lon
                - target_date
              properties:
                birth_date:
                  type: string
                  format: date
                  example: '1992-04-15'
                birth_time:
                  type: string
                  pattern: ^\d{2}:\d{2}$
                  example: '08:30'
                birth_lat:
                  type: number
                  minimum: -90
                  maximum: 90
                birth_lon:
                  type: number
                  minimum: -180
                  maximum: 180
                birth_place:
                  type: string
                  minLength: 1
                  maxLength: 200
                  description: Optional label echoed back in the response.
                target_date:
                  type: string
                  format: date
                  example: '2026-07-09'
                orb_days:
                  type: integer
                  minimum: 0
                  maximum: 7
                  default: 3
      responses:
        '200':
          description: Transit events for the target date.
          content:
            application/json:
              schema:
                type: object
                required:
                  - target_date
                  - birth_place
                  - transits
                properties:
                  target_date:
                    type: string
                    format: date
                  birth_place:
                    type:
                      - string
                      - 'null'
                  transits:
                    type: array
                    items:
                      $ref: '#/components/schemas/TransitEvent'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '402':
          $ref: '#/components/responses/PaymentRequired'
        '403':
          description: Tier locked — endpoint requires starter tier.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonError'
        '500':
          $ref: '#/components/responses/InternalError'
      security:
        - ApiKeyAuth: []
components:
  schemas:
    TransitEvent:
      type: object
      required:
        - transit_planet
        - aspect_type
        - natal_planet
        - orb
        - applying
        - separating
        - exact_date
        - interpretation_en
        - interpretation_th
      properties:
        transit_planet:
          type: string
        aspect_type:
          type: string
          enum:
            - Conjunction
            - Opposition
            - Trine
            - Square
            - Sextile
        natal_planet:
          type: string
        orb:
          type: number
          description: Orb in degrees.
        applying:
          type: boolean
        separating:
          type: boolean
        exact_date:
          type:
            - string
            - 'null'
          description: Date the aspect perfects within the orb window, or null.
        interpretation_en:
          type: string
        interpretation_th:
          type: string
    JsonError:
      type: object
      required:
        - error
        - message
      properties:
        error:
          type: string
          description: >-
            Stable slug (e.g. unauthorized, payment_required,
            internal_server_error).
        message:
          type: string
          description: Human-readable message safe for clients.
        code:
          type: string
          description: Optional provider-specific code.
        request_id:
          type: string
          description: Correlation id when middleware sets it.
  responses:
    Unauthorized:
      description: Missing or invalid API key
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonError'
          example:
            error: unauthorized
            message: Invalid API key
            code: '401'
            request_id: 01HQXYZ...
    PaymentRequired:
      description: >-
        Insufficient credits (checked before work where applicable; deduction is
        atomic)
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonError'
          example:
            error: payment_required
            message: Insufficient credits for this request
            code: '402'
            request_id: 01HQXYZ...
    InternalError:
      description: Unexpected failure — body omits stack traces; check logs with request_id
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/JsonError'
          example:
            error: internal_server_error
            message: Could not compute Panchang.
            code: internal
            request_id: 01HQXYZ...
  securitySchemes:
    ApiKeyAuth:
      type: http
      scheme: bearer
      description: Use the raw API key as the Bearer token, or send X-API-Key instead.

````