---
title: "Moon Void-of-Course"
method: POST
path: "/moon-voc"
tags: ["Calendar & Cycles"]
---

# Moon Void-of-Course

`POST /moon-voc`

Find Moon void-of-course periods within a date range. The Moon is VOC from its last aspect until it enters the next sign.

## Request body

- MoonVoc
  - `date` string, required
  - `time` string, required
  - `timezoneOffset` number, nullable — Hours from UTC at the given moment, not minutes. Fractional zones are hours too: 5.5 for India, 5.75 for Nepal, -3.5 for Newfoundland. Defaults to 0, meaning UTC.
  - `rangeDays` number

## Response `200`

Successful calculation

- object
  - `ok` boolean
  - `data` object
    - `periods` object[], nullable
      - `start` string, nullable
      - `end` string, nullable
      - `lastAspect` object, nullable
        - `planet` string, nullable
        - `type` string, nullable
      - `nextSign` string, nullable

## 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/6828e5609564/schema)