| F | Telescope.Fits.Header, Telescope.Fits.Types, Telescope.Fits |
| fields | Telescope.Asdf.GWCS |
| fillBlock | Telescope.Fits.Encoding.Render |
| findKeyword | Telescope.Fits.Header.Keyword, Telescope.Fits.Header |
| findPointer | Telescope.Asdf.Reference |
| Fits | |
| 1 (Type/Class) | Telescope.Fits.Types, Telescope.Fits |
| 2 (Data Constructor) | Telescope.Fits.Types, Telescope.Fits |
| flags | Telescope.Asdf.Encoding.File |
| Float | Telescope.Fits.Header, Telescope.Fits.Types, Telescope.Fits |
| Float32 | Telescope.Asdf.NDArray.Types, Telescope.Asdf.NDArray |
| Float64 | Telescope.Asdf.NDArray.Types, Telescope.Asdf.NDArray |
| FormatError | Telescope.Fits.Encoding |
| Forward | Telescope.Asdf.GWCS |
| forward | Telescope.Asdf.GWCS |
| frame | Telescope.Asdf.GWCS |
| frameAxesObject | Telescope.Asdf.GWCS |
| FrameAxis | |
| 1 (Type/Class) | Telescope.Asdf.GWCS |
| 2 (Data Constructor) | Telescope.Asdf.GWCS |
| FromAsdf | Telescope.Asdf.Class, Telescope.Asdf |
| FromHeader | Telescope.Fits.Header.Class, Telescope.Fits.Header, Telescope.Fits |
| FromKeyword | Telescope.Fits.Header.Class, Telescope.Fits.Header, Telescope.Fits |
| FromNDArray | Telescope.Asdf.NDArray, Telescope.Asdf |
| fromNDArray | Telescope.Asdf.NDArray, Telescope.Asdf |
| fromValue | Telescope.Asdf.Node, Telescope.Asdf |
| fromVector | Telescope.Data.Array |