# SiteChange

The day something at the spot changed (a bridge replaced, boats banned). Readiness flags photos captured before it.

Group: Planning facts.

## Fields

- `on` (string, required): The day of the change (YYYY-MM-DD). Required.
- `note` (string, optional): What changed, at most 300 characters.

## Used by

- [create_spot](https://developers.sceniq.earth/reference/create_spot.md)
- [update_spot](https://developers.sceniq.earth/reference/update_spot.md)
- [upsert_spots](https://developers.sceniq.earth/reference/upsert_spots.md)