---
title: "Aspect Timeline"
method: POST
path: "/aspect-timeline"
tags: ["Aspects & Points"]
---

# Aspect Timeline

`POST /aspect-timeline`

Calculate a timeline of when two specific planets form an exact aspect within a date range, including enter/exact/leave dates.

## Request body

- AspectTimeline
  - `startDate` string, required
  - `endDate` string, required
  - `stepDays` number
  - `planet1Ids` integer[]
  - `planet2Ids` integer[]
  - `aspectAngles` number[]
  - `maxOrb` number

## Response `200`

Successful calculation

- object
  - `ok` boolean
  - `data` object
    - `count` number, nullable
    - `timelines` object[], nullable
      - `planet1Id` number, nullable
      - `planet2Id` number, nullable
      - `aspect` object, nullable
        - `name` string, nullable
        - `i18nKey` string, nullable
        - `angle` number, nullable
        - `orb` number, nullable
        - `symbol` string, nullable
        - `isMajor` boolean, nullable
        - `color` string, nullable
      - `orbSeries` object[], nullable
        - `jd` number, nullable
        - `date` string, nullable
        - `orb` number, nullable
      - `exactDates` unknown[], nullable
        - unknown

## Other responses

- `400` — Validation error
- `401` — Missing or invalid API key

---

[API](https://skmtc.net/astroway/apis/astroway-calculation-api.md) · [All operations](https://skmtc.net/astroway/apis/astroway-calculation-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/astroway/astroway-calculation-api/revisions/8ab5a768b521/schema)