---
title: "Aztec Tōnalpōhualli (阿茲特克聖曆)"
method: GET
path: "/api/trpc/aztec.tonalpohualli"
tags: ["Mesoamerican"]
---

# Aztec Tōnalpōhualli (阿茲特克聖曆)

`GET /api/trpc/aztec.tonalpohualli`

## Request

- Base URL: `https://api.asktian.com`
- URL: `https://api.asktian.com/api/trpc/aztec.tonalpohualli`
- Auth: HTTP bearer

Tōnalpōhualli — the 260-day Aztec (Mexica) sacred count, the Maya Tzolkʼin's twin under the same GMT-584283 correlation (1 Imix = 1 Cipactli). Converts a birth date into the day-name signature (e.g. 9 Malīnalli): day-sign (1 of 20 tōnalli), day-number (1–13), trecena (13-day wave) with its patron deity, the presiding Lord of the Night (Yohualtēuctli), and the Lord of the Day (Tōnaltēuctli) with its paired Volatile (bird / 'flyer') — the full tonalamatl ruler set — with a synthesised profile.

Cost: 1 TIAN Points per call. tRPC procedure `aztec.tonalpohualli`.

## Query parameters

- `input` string

## Response `200`

tRPC result envelope

- TrpcResult: tRPC HTTP response envelope.
  - `result` object
    - `data` object: The procedure's return value (system-specific).

---

[API](https://skmtc.dev/asktian/apis/asktian-metaphysics-api.md) · [All operations](https://skmtc.dev/asktian/apis/asktian-metaphysics-api/llms.txt) · [OpenAPI document](https://skmtc.dev/asktian/apis/asktian-metaphysics-api/revisions/3c8fdc979206?raw)