---
title: "Via Combusta Check"
method: POST
path: "/horary/via-combusta"
tags: ["Horary"]
---

# Via Combusta Check

`POST /horary/via-combusta`

Check if the Moon or ASC is in the Via Combusta (15° Libra – 15° Scorpio), a classical prohibition in horary.

## Request body

- HoraryViaCombusta
  - `moonLongitude` number, nullable, required

## Response `200`

Successful calculation

- object
  - `ok` boolean
  - `data` object
    - `moonViaCombusta` boolean, nullable
    - `moonLongitude` number, nullable
    - `moonSign` string, nullable
    - `ascViaCombusta` boolean, nullable
    - `ascLongitude` number, nullable
    - `warning` unknown

## Other responses

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

## Changes

- **2026-08-24** `8ab5a768b521` — 1 breaking
  - the `data/warning` response's property type changed from `object` to no type for status `200`
- **2026-08-22** `5a17388652f3` — 1 breaking
  - added the new required request property `moonLongitude`

[Change history](https://skmtc.dev/astroway/apis/astroway-calculation-api/changes/horary/via-combusta/post.md)

---

[API](https://skmtc.dev/astroway/apis/astroway-calculation-api.md) · [All operations](https://skmtc.dev/astroway/apis/astroway-calculation-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/astroway/astroway-calculation-api/revisions/4ed0fa90d9dc/schema)