### RAW section

The RAW section is not part of the MBFITS raw-data format, and contains time stamps for subscan start and end in the IMBF raw-data. There is one RAW section per subscan (i.e. RAW1, RAW2,...).

RAW1 | S |  |
RAW1%ANTENNA | S |  | structure for antenna monitoring data
RAW1%ANTENNA%SUBSCANTYPE | C*40 |  | subscan type
RAW1%ANTENNA%SUBSCANSTART | D | day | subscan start (MJD in TIMESYS system)
RAW1%ANTENNA%SUBSCANEND | D | day | subscan end (MJD in TIMESYS system)
RAW1%ANTENNA%dateObs | D | day | subscan start (as written to imbfits file)
RAW1%ANTENNA%dateEnd | D | day | subscan end (as written to imbfits file)
RAW1%ANTENNA%SEGMENTXSTART | D | deg | offset at subscan start on abscissa
|  |  | in user native system
RAW1%ANTENNA%SEGMENTXEND | D | deg | offset on abscissa at subscan end
RAW1%ANTENNA%SEGMENTYSTART | D | deg | offset at subscan start on ordinate
|  |  | in user native system
RAW1%ANTENNA%SEGMENTYEND | D | deg | offset on ordinate at subscan end
RAW1%SUBREF | S |  | structure for subreflector monitoring data
RAW1%SUBREF%SUBSCANSTART | D | day | subscan start (MJD in TIMESYS system)
RAW1%SUBREF%SUBSCANEND | D | day | subscan end (MJD in TIMESYS system)
RAW1%SUBREF%SEGMENTXSTART | D | deg | offset at subscan start on abscissa in
|  |  | user native system
RAW1%SUBREF%SEGMENTXEND | D | deg | offset on abscissa at subscan end
RAW1%SUBREF%SEGMENTYSTART | D | deg | offset at subscan start on ordinate in
|  |  | user native system
RAW1%SUBREF%SEGMENTYEND | D | deg | offset on ordinate at subscan end
RAW1%BACKEND | S |  | structure for backend data
RAW1%BACKEND%SUBSCANSTART | D | day | subscan start (MJD in TIMESYS system)