---
title: "Vrat Calendar (齋戒曆)"
method: GET
path: "/api/trpc/panchanga.vrat"
tags: ["Indian"]
---

# Vrat Calendar (齋戒曆)

`GET /api/trpc/panchanga.vrat`

## Request

- Base URL: `https://api.asktian.com`
- URL: `https://api.asktian.com/api/trpc/panchanga.vrat`
- Auth: HTTP bearer

Ekadashi, Purnima, Amavasya, Pradosh, Sankashti & Vinayaka Chaturthi — each keyed by its own classical prevail-rule (sunrise / sunset / moonrise / noon), self-consistency-tested, with the Smārta/Vaiṣṇava split and the month-scheme naming problem disclosed rather than resolved.

Cost: 3 TIAN Points per call. tRPC procedure `panchanga.vrat`.

## 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)