Appendix 1: Dataset Filenames and Contents

The following is a list of files and contents, from dataset of different origins.

c1 = P if PSPC observation without the Boron filter 

		 = FP if PSPC observation with the Boron filter 

		 = H if HRI observation 

		 = nnnnnn six digit ROSAT Observation Request (ROR) number.

Table 2: MPE PSPC files and naming conventions

Filename	Description
EVENTS.TFITS	Events
EVENTRATES.TFITS	Event rates
ATTITUDE.TFITS	Attitude
ORBIT.TFITS	Orbit
MEXMAP.IFITS	Exposure map
IMAGE1.IFITS	Broad band image
IMAGE2.IFITS	Hard band image
IMAGE3.IFITS	Soft band image
IMAGEEC.IFITS	Coded energy image
DIFEVENTS.TFITS	Differential events
QUALITY.TFITS	Quality
RP $\langle nnnnnn \rangle$.PUBLIC_CONTENTS	Public contents
MOIMP.IFITS	Modified instrument map
DRMPSPC.IFITS	Detector response
EFFAREA_PSPC.TFITS	Effective area

Table 3: GSFC PSPC files and naming conventions

Filename2	Description
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.FITS	Events
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.EVR	Event rates
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.ASP	Aspect quality
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.CAS	Corrected aspect
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.HKB	Binned housekeeping
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.MDS	Master data set
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.PAR	Parameter set
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.PUBLIC_CONTENTS	Public contents
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$*.REPORT	Processing report
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.RCR	Radiation calibration
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.SA	Split aspect
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.SAS	Smoothed aspect
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.SO	Split orbit
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.STA	Housekeeping status
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_IM1.FITS	Broad band image
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_IM2.FITS	Hard band image
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_IM3.FITS	Soft band image
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_MEX.FITS	Exposure map
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_SKY.FITS	Sky catalogue table
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_SMX.ASC	Sky catalogue table
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.MOI	Modified instrument map
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.DMP	Detector response
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.OAR	Effective area
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$*.PLT	Various Postscipt

Table 4: GSFC HRI files and naming conventions

Filename	Description
RH $\langle nnnnnn \rangle$.FITS	Events
RH $\langle nnnnnn \rangle$_IMG.FITS	Image
RH $\langle nnnnnn \rangle$.AH	Aspect histogram
RH $\langle nnnnnn \rangle$.ANP	Processing parameters
RH $\langle nnnnnn \rangle$.AO	Aspect offsets
RH $\langle nnnnnn \rangle$.CPB	Charged particle bgnd map
RH $\langle nnnnnn \rangle$.CPS	Complete photon store
RH $\langle nnnnnn \rangle$.DBM	Detector background map
RH $\langle nnnnnn \rangle$.DMS	Cts/pix**2/s histogram
RH $\langle nnnnnn \rangle$.HTL	Science frame qualitites
RH $\langle nnnnnn \rangle$.LTF	Live-time correction factors
RH $\langle nnnnnn \rangle$.MOB	Merged OBI TSH
RH $\langle nnnnnn \rangle$.OAN	Observation angles
RH $\langle nnnnnn \rangle$.OBI	Bright Earth intervals
RH $\langle nnnnnn \rangle$.OBT	Bright Earth TOE
RH $\langle nnnnnn \rangle$.OTS	TSH by OBI
RH $\langle nnnnnn \rangle$.PAR	Output parameter set
RH $\langle nnnnnn \rangle$.PUBLIC_CONTENTS	Public contents
RH $\langle nnnnnn \rangle$*.REPORT	Processing report
RH $\langle nnnnnn \rangle$.QEG	Quantum efficiency map
RH $\langle nnnnnn \rangle$.S1D	Sampling histogram
RH $\langle nnnnnn \rangle$.SAA	SAA rates
RH $\langle nnnnnn \rangle$.SGI	Standard good intervals
RH $\langle nnnnnn \rangle$.SO	Split orbit info
RH $\langle nnnnnn \rangle$.SPS	Science rates
RH $\langle nnnnnn \rangle$.SSC	Standard screen results
RH $\langle nnnnnn \rangle$.TSH	Temporal status history (TSH)
RH $\langle nnnnnn \rangle$._SKY.ASC	Sky catalogue table
RH $\langle nnnnnn \rangle$._SKY.FITS	Sky catalogue table
RH $\langle nnnnnn \rangle$._SKY.PLT	Postscript
RH $\langle nnnnnn \rangle$._STR.PLT	Postscript

Table 5: MPE & GSFC RDF FITS PSPC files

Filename	Description
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_bas.fits	Events and good times
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_anc.fits	Aspect and ancilliary data
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_im1.fits	Broad band image
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_im2.fits	Hard band image
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_im3.fits	Soft band image
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_bk1.fits	Broad band background
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_bk2.fits	Hard band background
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_bk3.fits	Soft band background
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_mex.fits	Merged exposure map
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_ime.fits	Energy coded image
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_src.fits	Source extraction information
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_his.fits	Processing parameter and log files
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_prt.fits	Source lists and PostScript plots
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$_ltc.fits	Light curves (if extracted)
$R \langle P/F \rangle$ $\langle nnnnnn \rangle$.public_contents	Public contents

Table 6: MPE & GSFC RDF FITS HRI files

Filename	Description
RH $\langle nnnnnn \rangle$_bas.fits	Events and good times
RH $\langle nnnnnn \rangle$_anc.fits	Aspect and ancilliary data
RH $\langle nnnnnn \rangle$_im1.fits	HRI image
RH $\langle nnnnnn \rangle$_bkg.fits	Background image
RH $\langle nnnnnn \rangle$_src.fits	Source extraction information
RH $\langle nnnnnn \rangle$_his.fits	Processing parameter and log files
RH $\langle nnnnnn \rangle$_prt.fits	Source lists and PostScript plots
RH $\langle nnnnnn \rangle$.public_contents	Public contents

Following the conversion of the first generation FITS files to the RDF data format most Users will find the information presented in Table 5 and Table 6 to be of most interest.