| BACKGROUND_METHOD | int | Method that was used to create this BackgroundFrame | | |
| EDGE_X | int | The edge in X of the image to exclude when calculating the median to which to scale the other images | | |
| EDGE_Y | int | The edge in Y of the image to exclude when calculating the median to which to scale the other images | | |
| LEADING_FRAMES | int | Number of frames before central frame | | |
| OVERSCAN_CORRECTION | int | Overscan correction method index | | instr.param |
| PRECEDING_TIME | float | Maximum time difference before central time to search for leading frame | s | |
| SOURCE_CODE_VERSION | int | The version of the source code | | |
| SUCCEEDING_TIME | float | Maximum time difference after central time to search for trailing frame | s | |
| TRAILING_FRAMES | int | Number of frames after central frame | | |
