# `IngestCircleProcessor` [interface-IngestCircleProcessor]

| Name | Type | Description |
| - | - | - |
| `error_distance` | [double](./double.md) | The difference between the resulting inscribed distance from center to side and the circle’s radius (measured in meters for `geo_shape`, unit-less for `shape`). |
| `field` | [Field](./Field.md) | The field to interpret as a circle. Either a string in WKT format or a map for GeoJSON. |
| `ignore_missing` | boolean | If `true` and `field` does not exist, the processor quietly exits without modifying the document. |
| `shape_type` | [IngestShapeType](./IngestShapeType.md) | Which field mapping type is to be used when processing the circle: `geo_shape` or `shape`. |
| `target_field` | [Field](./Field.md) | The field to assign the polygon shape to By default, the field is updated in-place. |