Movable Range Endpoint

Get movable feasts for a range of years. Note: arguments are years, not dates.

Request

GET /movable/range

Parameters:

Parameter	Type	In	Description
`from`	integer	query	Start year in `YYYY` format.
`to`	integer	query	End year in `YYYY` format.
`lang`	string	query	`ru` (default) or `en`.

Constraints:

Supported years 1583–3000.
Maximum range is 100 years.
from must be before or equal to to.

Response

Returns a sparse map keyed by date (YYYY-MM-DD) covering all eventful dates across the requested years.

{
  "meta": {
    "from": "2024-01-01",
    "to": "2025-12-31",
    "count": 100,
    "lang": "ru"
  },
  "data": {
    "2024-05-05": { /* ... */ }
  }
}

Example (JavaScript)

fetch(`https://api.ispovednik.org/api/v1/movable/range?from=2024&to=2025&lang=en`)
  .then(response => response.json())
  .then(data => console.log(data));