> ## Documentation Index
> Fetch the complete documentation index at: https://docs-old.tilebox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Client.open_geotiff

```python theme={"system"}
async def Client.open_geotiff(
    asset: Asset,
    *,
    prefetch: int = 32768,
    multiplier: float = 2.0,
) -> GeoTIFF
```

Open a GeoTIFF through its resolved object store without reading pixel data.

> [!NOTE]
>
> This method requires Python 3.11 or newer.

## Parameters

**asset** `Asset`

The GeoTIFF asset to resolve and open.

**prefetch** `int`

The initial metadata range size in bytes. Defaults to `32768`.

**multiplier** `float`

The growth factor for later metadata range requests. Defaults to `2.0`.

## Returns

An async-geotiff `GeoTIFF` backed by the resolved object store.


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