---
title: "Computus (Easter & Movable Feasts) (復活節計算)"
method: GET
path: "/api/trpc/liturgical.year"
tags: ["Christian"]
---

# Computus (Easter & Movable Feasts) (復活節計算)

`GET /api/trpc/liturgical.year`

## Request

- Base URL: `https://api.asktian.com`
- URL: `https://api.asktian.com/api/trpc/liturgical.year`
- Auth: HTTP bearer

Easter in both rites — the Gregorian computus with its two-century theorems swept and the famous 1943/2038 latest-Easters reproduced, Orthodox Pascha by the very Julian paschalion that fixes the Ethiopian engine's Fasika, the 0/7/28/35-day gap law proven, and the movable feasts landing on their canonical weekdays by arithmetic necessity.

Cost: 2 TIAN Points per call. tRPC procedure `liturgical.year`.

## 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)