origin,s,h,"ASC",,,"Source of FITS file" creator,s,h,"hrc_process_events - Version DS10.6",,,"tool that created this output" ascdsver,s,h,"10.6",,,"Processing system revision" title,s,h,"The origin of variability in NGC 3516: obscuring disk wind?",,,"Propos" observer,s,h,"Missagh Mehdipour",,,"Principal investigator" object,s,h,"NGC 3516",,,"Source name" tlmver,s,h,"P014",,,"Telemetry revision number (IP&CL)" revision,i,h,1,,,"Processing version of data" checksum,s,h,"WJYmaJWkZJWkaJWk",,,"HDU checksum updated 2017-12-30T22:09:56" datasum,s,h,"3087029442",,,"data unit checksum updated 2017-12-30T22:03:34" content,s,h,"EVT1",,,"What data product" hduspec,s,h,"HRC Level 0 Data Products ICD Version 1.5",,,"ICD reference" hdudoc,s,h,"ASC-FITS-2.0: McDowell, Rots: ASC FITS File Designers Guide",,,"" hduvers,s,h,"1.0.0",,,"" hduclass,s,h,"OGIP",,,"" hduclas1,s,h,"EVENTS",,,"" hduclas2,s,h,"ALL",,,"" asolfile,s,h,"pcadf630990504N001_asol1.fits",,,"aspect offset files" adccorf,s,h,"NONE",,,"ADC correction file used" bpixfile,s,h,"hrcf20905_000N001_bpix1.fits",,,"Bad pixel file used" gaincorf,s,h,"hrcsD2012-03-29t_gmapN0002.fits",,,"gain correction file used" degap,s,h,"hrcsD1999-07-22gaplookupN0003.fits",,,"" hypfile,s,h,"hrcsD1999-07-22fptestN0004.fits",,,"hyperbolic test file used" tapring,s,h,"hrcsD1999-07-22tapringN0002.fits",,,"tapring coeff file used" flatfile,s,h,"hrcsD1999-07-22eftestN0001.fits",,,"flatness test file used" satfile,s,h,"hrcsD1999-07-22sattestN0002.fits",,,"saturation test file used" ampsffil,s,h,"hrcsD1999-07-22amp_sf_corN0001.fits",,,"AMF_SF Correction file used" widthres,i,h,2,,,"width threshold" rand_sky,r,h,0.0,,,"pixel randomization" date,s,h,"2017-12-30T22:02:47",,,"Date and time of file creation" mjd_obs,r,h,58117.120036371,,,"Modified Julian date of observation" ds_ident,s,h,"ADS/Sa.CXO#obs/20905",,,"dataset identifier" dataclas,s,h,"OBSERVED",,,"default" radesys,s,h,"ICRS",,,"default" date-obs,s,h,"2017-12-30T02:52:51",,,"Observation start date" date-end,s,h,"2017-12-30T11:02:19",,,"Observation end date" timesys,s,h,"TT",,,"Time system" mjdref,r,h,50814.0,,,"MJD zero point for times [d]" timezero,r,h,0.0,,,"Clock correction [s]" timeunit,s,h,"s",,,"Time unit" btimnull,r,h,629328716.90738,,,"Basic Time offset (s)" btimrate,r,h,0.2562500150507,,,"Basic Time clock rate (s/VCDUcount)" btimdrft,r,h,3.0795283161224e-18,,,"Basic Time clock drift (s/VCDUcount^2)" btimcorr,r,h,0.0,,,"Correction applied to basic time rate (s)" timeref,s,h,"LOCAL",,,"Time reference (barycenter/local)" tassign,s,h,"SATELLITE",,,"Time assigned by clock" clockapp,b,h,yes,,,"Clock correction applied" tierrela,r,h,1.0e-09,,,"Short-term clock stability" tierabso,r,h,5.0e-05,,,"Absolute precision of clock correction" timversn,s,h,"ASC-FITS-2",,,"Timing system definition" tstart,r,h,630989571.14249,,,"Observation start time (MET) [s]" tstop,r,h,631018939.44422,,,"Observation end time (MET) [s]" obs_mode,s,h,"POINTING",,,"Observation mode" startmjf,i,h,50635,,,"Major frame ctr value at start of data" startmnf,i,h,112,,,"Start minor frame ctr at start of data" startobt,r,h,0.0,,,"On-Board MET close to STARTMJF and STARTMNF" stopmjf,i,h,50827,,,"Major frame ctr value at stop of data" stopmnf,i,h,40,,,"Stop minor frame ctr at end of data" timepixr,r,h,0.5,,,"Time stamp reference as bin fraction" timedel,r,h,1.5625e-05,,,"Time resolution of data (in seconds)" mission,s,h,"AXAF",,,"Mission" telescop,s,h,"CHANDRA",,,"Telescope" sim_x,r,h,-1.4281808131318,,,"SIM focus pos [mm]" sim_y,r,h,0.0,,,"SIM orthogonal axis pos [mm]" sim_z,r,h,250.4660330802,,,"SIM translation stage pos [mm]" foc_len,r,h,10070.0,,,"HRMA focal length [mm]" instrume,s,h,"HRC",,,"Instrument" grating,s,h,"LETG",,,"Grating" detnam,s,h,"HRC-S",,,"Detector" ra_pnt,r,h,166.67178945047,,,"Pointing RA [deg]" dec_pnt,r,h,72.576136796,,,"Pointing Dec [deg]" roll_pnt,r,h,100.09224979463,,,"Pointing Roll [deg]" ra_targ,r,h,166.697917,,,"Observer's specified target RA [deg]" dec_targ,r,h,72.568611,,,"Observer's specified target Dec [deg]" defocus,r,h,0.10515582627252,,,"SIM defocus [mm]" ra_nom,r,h,166.67178945047,,,"Nominal RA [deg]" dec_nom,r,h,72.576136796,,,"Nominal Dec [deg]" roll_nom,r,h,100.09224979463,,,"Nominal Roll [deg]" obs_id,s,h,"20905",,,"Observation id" tlm_fmt,i,h,1,,,"Format in which this data was telemetered" datamode,s,h,"OBSERVING",,,"Data mode" obi_num,i,h,0,,,"Obi number" seq_num,s,h,"703368",,,"Sequence number" histnum,i,h,439,,,"" limfile1,s,h,"/home/ascds/DS.ap/data/hrc_gti_all_lim.fits",,,"GTI Limit file" rangelev,i,h,126,,,"range_switch_level" ampsfcor,b,h,yes,,,"TRUE=apply_amp_sf_corr; FALSE=NOT_apply;" acsys1,s,h,"RAW:AXAF-HRC-1.1",,,"reference for raw chip coord system" acsys2,s,h,"CHIP:AXAF-HRC-1.1",,,"reference for degap corrected chip coord system" acsys3,s,h,"TDET:HRC-2.7S",,,"reference for tiled detector coord system" acsys4,s,h,"DET:ASC-FP-2.3",,,"reference for focal plane coord system" acsys5,s,h,"SKY:ASC-FP-2.3",,,"reference for sky coord system" asptype,s,h,"KALMAN",,,"" ontime,r,h,27773.657883525,,," [s]" dtcor,r,h,0.99062623824457,,,"Dead time correction" livetime,r,h,27513.314231448,,,"Ontime multiplied by DTCOR" exposure,r,h,27513.314231448,,,"Total exposure time, with all known corr. appl." aimpfile,s,h,"telD1999-07-23aimptsN0002.fits",,,"" geomfile,s,h,"telD1999-07-23geomN0006.fits",,,"" skyfile,s,h,"telD1999-07-23skyN0002.fits",,,"" tdetfile,s,h,"telD1999-07-23tdetN0001.fits",,,"" shellfil,s,h,"telD1999-07-23sgeomN0001.fits",,,"" dtffile,s,h,"hrcf20905_000N001_dtf1.fits",,,"" maskfile,s,h,"hrcf20905_000N001_msk1.fits",,,"" fltfile,s,h,"hrcf20905_000N001_std_flt1.fits",,,"" dy_avg,r,h,1.0472356824,,,"Mean DY during observation [mm]" dz_avg,r,h,1.0505910012,,,"Mean DZ during observation [mm]" dth_avg,r,h,-0.0082150154876,,,"Mean DTHETA during observation [deg]" mtlfile,s,h,"hrcf20905_000N001_mtl1.fits",,,"" caldbver,s,h,"4.7.7",,,""