SIMPLE = T / file does conform to FITS standard BITPIX = 16 / number of bits per data pixel NAXIS = 0 / number of data axes EXTEND = T / FITS dataset may contain extensions COMMENT FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H HDUNAME = 'PRIMARY ' / ASCDM block name ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'mkarf v0.6.2-0' / Program creating this file CHECKSUM= '0a4f3S4Z0Y4d0Y4Z' / HDU checksum updated 2015-06-21T15:58:21 DATASUM = ' ' / data unit checksum updated 2015-06-21T15:58:11 DATE = '2015-06-21T15:58:21' / Date and time of file creation MJD_OBS = 5.6313003350369E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/15387' / dataset identifier DATE-OBS= '2013-01-21T00:04:49' / Observation start date DATE-END= '2013-01-21T13:59:20' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / [d] MJD zero point for times TIMEZERO= 0.0000000000000E+00 / [s] Clock correction TIMEUNIT= 's ' / Time unit CLOCKAPP= T / default TSTART = 4.7511388947191E+08 / [s] Observation start time (MET) TSTOP = 4.7516396072460E+08 / [s] Observation end time (MET) MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope Used INSTRUME= 'ACIS ' / Instrument DETNAM = 'ACIS-2 ' / ACIS-I2 FILTER = ' ' GRATING = 'NONE ' CYCLE = 'P ' / events from which exps? Prim/Second/Both SIM_X = -7.8090834371673E-01 / [mm] SIM offset SIM_Y = 0.0000000000000E+00 / [mm] SIM offset SIM_Z = -2.2598414498891E+02 / [mm] SIM offset OBS_ID = '15387 ' / Observation id OBI_NUM = 0 / Obi number SEQ_NUM = '601093 ' / Sequence number END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 12 / width of table in bytes NAXIS2 = 1070 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 3 / number of fields in each row EXTNAME = 'SPECRESP' / Imaging ARF HDUNAME = 'SPECRESP' / ASCDM block name CONTENT = 'SPECRESP' HDUVERS = '1.1.0 ' HDUCLASS= 'OGIP ' HDUCLAS1= 'RESPONSE' HDUCLAS2= 'SPECRESP' HDUVERS1= '1.0.0 ' / Obsolete Keyword HDUVERS2= '1.1.0 ' / Obsolete Keyword ARFVERSN= '1992a ' / Obsolete Keyword TTYPE1 = 'ENERG_LO' / Energy TFORM1 = '1E ' / format of field TUNIT1 = 'keV ' TLMIN1 = 0.0000000E+00 TLMAX1 = 2.0000000E+01 TTYPE2 = 'ENERG_HI' / Effective Area TFORM2 = '1E ' / format of field TUNIT2 = 'keV ' TLMIN2 = 0.0000000E+00 TLMAX2 = 2.0000000E+01 TTYPE3 = 'SPECRESP' / Effective Area TFORM3 = '1E ' / format of field TUNIT3 = 'cm**2 ' ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'mkarf v0.6.2-0' / Program creating this file ASCDSVER= 'CIAO 4.7' / ASCDS version number REVISION= 2 / Processing version of data CHECKSUM= '97cGE7cF97cFC7cF' / HDU checksum updated 2015-06-21T15:58:21 DATASUM = '1374840214' / data unit checksum updated 2015-06-21T15:58:21 RAND_SKY= 0.0000000000000E+00 RAND_PI = 1.0000000000000E+00 DATE = '2015-06-21T15:58:21' / Date and time of file creation MJD_OBS = 5.6313003350369E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/15387' / dataset identifier DATE-OBS= '2013-01-21T00:04:49' / Observation start date DATE-END= '2013-01-21T13:59:20' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / [d] MJD zero point for times TIMEZERO= 0.0000000000000E+00 / [s] Clock correction TIMEUNIT= 's ' / Time unit BTIMNULL= 4.7195790917664E+08 / Basic Time offset (s) BTIMRATE= 2.5625001384012E-01 / Basic Time clock rate (s / VCDUcount) BTIMDRFT= -2.4903129518080E-18 / Basic Time clock drift (s / VCDUcount^2) BTIMCORR= 0.0000000000000E+00 / Correction applied to Basic Time rate (s) TIMEREF = 'LOCAL ' / Time reference (barycenter/local) TASSIGN = 'SATELLITE' / Time assigned by clock CLOCKAPP= T / default TIERRELA= 1.0000000000000E-09 / default TIERABSO= 5.0000000000000E-05 / default TIMVERSN= 'ASC-FITS-2' / Timing system definition TSTART = 4.7511388947191E+08 / [s] Observation start time (MET) TSTOP = 4.7516396072460E+08 / [s] Observation end time (MET) OBS_MODE= 'POINTING' / Observation mode STARTMJF= 96214 / Major frame ctr value at start of data STARTMNF= 65 / Start minor frame ctr at start of data STARTOBT= 0.0000000000000E+00 / On-Board MET close to STARTMJF and STARTMNF STOPMJF = 97719 / Major frame ctr value at stop of data STOPMNF = 54 / Stop minor frame ctr at end of data TIMEPIXR= 5.0000000000000E-01 / default DATACLAS= 'OBSERVED' / default RADESYS = 'ICRS ' / default TIMEDEL = 3.1410400000000E+00 / [s] timedel Lev1 MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope Used SIM_X = -7.8090834371673E-01 / [mm] SIM offset SIM_Y = 0.0000000000000E+00 / [mm] SIM offset SIM_Z = -2.2598414498891E+02 / [mm] SIM offset FOC_LEN = 1.0070000000000E+04 / [mm] HRMA focal length INSTRUME= 'ACIS ' / Instrument GRATING = 'NONE ' / Grating DETNAM = 'ACIS-2 ' / ACIS-I2 FILTER = 'NONE ' / QE includes all filters RESPFILE= '0.3:11.0:0.01' / RMF File ASPFILE = '../../acisf15387/products/aux/asphist_2.fits.gz' / Aspect Histogram FRA_PNT = 1.6087654608189E+02 / [deg] Pointing RA DEC_PNT = 2.4976590592621E+01 / [deg] Pointing Dec ROLL_PNT= 9.0550719986316E+01 / [deg] Pointing Roll RA_TARG = 1.6087958300000E+02 / [deg] Observer's specified target RA DEC_TARG= 2.4922222000000E+01 / [deg] Observer's specified target Dec DEFOCUS = 1.4398718632593E-03 / [mm] SIM defocus RA_NOM = 1.6087654608189E+02 / [deg] Nominal RA DEC_NOM = 2.4976590592621E+01 / [deg] Nominal Dec ROLL_NOM= 9.0550719986316E+01 / [deg] Nominal Roll READMODE= 'TIMED ' / Read mode CTI_CORR= T CTI_APP = 'PPPPPBPBPP' DATAMODE= 'VFAINT ' / Data mode FLSHTIME= 0.0000000000000E+00 / [s] CYCLE = 'P ' / events from which exps? Prim/Second/Both TITLE = 'Search for evidence of dwarf galaxy collisions in X-rays' / Proposal OBSERVER= 'Professor Gordon Garmire' / Principal investigator OBJECT = 'ngc3344 ' / Source name OBS_ID = '15387 ' / Observation id OBI_NUM = 0 / Obi number SEQ_NUM = '601093 ' / Sequence number ONTIME = 4.8064184096456E+04 / [s] Sum of GTIs ONTIME2 = 4.8064184096456E+04 / [s] Sum of GTIs LIVETIME= 4.7436190146898E+04 / [s] Livetime LIVTIME2= 4.7436190146898E+04 / [s] Livetime EXPOSURE= 4.7435786670297E+04 / [secs] Total exposure time FRACEXPO= 9.7734200723866E-01 / Effective fractional exposure EXPOSUR2= 4.7436190146898E+04 / [s] Exposure time DTCOR = 9.8693426381071E-01 / Dead time correction ASPTYPE = 'KALMAN ' FP_TEMP = 1.5392967224000E+02 / [K] Focal Plane Temperature DY_AVG = 1.2179282598000E+00 / [mm] Mean DY during observation DZ_AVG = 1.0060273177000E+00 / [mm] Mean DZ during observation DTH_AVG = -2.9936300960000E-03 / [deg] Mean DTHETA during observation HISTORY ----------------------------------------------------------------- HISTORY MKARF Processing History HISTORY ----------------------------------------------------------------- HISTORY Startup Directory: /xassist/data/pipeline4/chandra/15387/acisf15387/prodHISTORY ucts HISTORY Cmd Line: mkarf @@/tmp/tmpIRxRUA.mkarf.par mode=hl HISTORY Parameter file used: /tmp/tmpIRxRUA.mkarf.par HISTORY Detector Mask File: ../../acisf15387/data/aux/acisf15387_000N002_msk1.fiHISTORY ts.gz HISTORY Source SKY position: (4016.42,5011.89) HISTORY ---------------------------------------------------------------------- HISTORY ARDLIB History Records HISTORY ---------------------------------------------------------------------- HISTORY ARDLIB Version: 0.8.7-2 HISTORY File used for CALDB info: ../../acisf15387/products/events/fullrun_ccd2_HISTORY acisf15387_pi14-548_pass1_cl_src18_src.evt.gz HISTORY Parameter file: /home/xassist/cxcds_param4/ardlib.par HISTORY ACIS QE File: /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/acis/qe/aciHISTORY sD1997-04-17qeN0006.fits[3] HISTORY ACIS Uniformity File: /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/aciHISTORY s/qeu/acisD2010-02-01qeuN0007.fits[3] HISTORY ACIS Contamination File: /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/HISTORY acis/contam/acisD1999-08-13contamN0009.fits[3] HISTORY ACIS 2 Badpix File: /xassist/data/pipeline4/chandra/15387/acisf15387/datHISTORY a/15387/repro/acisf15387_repro_bpix1.fits.gz[BADPIX2] HISTORY Vignetting File: /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/default/HISTORY vignet/hrmaD1996-12-20vignetN0003.fits[1] HISTORY Onaxis Area File: /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/defaultHISTORY /axeffa/hrmaD1996-12-20axeffaN0008.fits[1] HISTORY ---------------------------------------------------------------------- HISTORY ---------------------------------------------------------------------- HISTORY PIXLIB History Records HISTORY ---------------------------------------------------------------------- HISTORY PIXLIB Version: 4.0.0 HISTORY ****** PIXLIB Parameter File ***** HISTORY /xassist/data/ciao/ciao-4.7/param/geom.par: HISTORY instruments = /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/default/geHISTORY om/telD1999-07-23geomN0006.fits(CALDB) HISTORY aimpoints = /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/default/aiHISTNUM = 58 HISTORY mpts/telD1999-07-23aimptsN0002.fits(CALDB) HISTORY tdet = /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/default/tdHISTORY et/telD1999-07-23tdetN0001.fits(CALDB) HISTORY sky = /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/default/skHISTORY y/telD1999-07-23skyN0002.fits(CALDB) HISTORY shell = /xassist/data/ciao/ciao-4.7/CALDB/data/chandra/default/sgHISTORY eom/telD1999-07-23sgeomN0001.fits(CALDB) HISTORY obsfile = nowT00:00:00() HISTORY ****** PIXLIB System Configuration ****** HISTORY Telescope = AXAF HISTORY Focal Length (mm) = 10070.000 HISTORY Detector = ACIS HISTORY Focal Plane Sys. = FP-1.1 HISTORY Tiled Detector Plane Sys. = ACIS-2.2 HISTORY SIM Offset (mm) = (0.684 0.75 236.552) HISTORY Aim Point(NONE) (mm) = (-0.780908 0 -225.984) HISTORY Grating Arm = HEG HISTORY Grating Order = 1 HISTORY Dispersion Plane Sys. = ASC-GDP-1.1 HISTORY Rowland Circle (mm) = 8632.48 HISTORY ---------------------------------------------------------------------- HISTORY TOOL :mkarf 2015-06-21T15:58:21 ASC00001HISTORY PARM :asphistfile=../../acisf15387/products/aux/asphist_2.fitsASC00002HISTORY CONT :.gz ASC00003HISTORY PARM :outfile=../../acisf15387/products/spectra/fullrun_ccd2_aASC00004HISTORY CONT :cisf15387_pi14-548_pass1_cl_src18.arf ASC00005HISTORY PARM :sourcepixelx=4016.415487 ASC00006HISTORY PARM :sourcepixely=5011.8888 ASC00007HISTORY PARM :engrid=0.3:11.0:0.01 ASC00008HISTORY PARM :obsfile=../../acisf15387/products/events/fullrun_ccd2_acASC00009HISTORY CONT :isf15387_pi14-548_pass1_cl_src18_src.evt.gz ASC00010HISTORY PARM :pbkfile= ASC00011HISTORY PARM :dafile=CALDB ASC00012HISTORY PARM :mirror=HRMA ASC00013HISTORY PARM :detsubsys=ACIS-I2 ASC00014HISTORY PARM :grating=NONE ASC00015HISTORY PARM :maskfile=../../acisf15387/data/aux/acisf15387_000N002_msASC00016HISTORY CONT :k1.fits.gz ASC00017HISTORY PARM :ardlibparfile=ardlib.par ASC00018HISTORY PARM :geompar=geom ASC00019HISTORY PARM :verbose=1 ASC00020HISTORY PARM :clobber=yes ASC00021COMMENT specextract version 07 April 2015 HISTORY TOOL :specextract 2015-06-21T15:58:21 ASC00022HISTORY PARM :infile=../../acisf15387/products/events/fullrun_ccd2_aciASC00023HISTORY CONT :sf15387_pi14-548_pass1_cl_src18_src.evt.gz[events][filteASC00024HISTORY CONT :r (x,y)=REGION(../../acisf15387/analysis/spatial/fullrunASC00025HISTORY CONT :_ccd2_acisf15387_pi14-548_pass1_cl_src18_src_phys.reg)] ASC00026HISTORY PARM :outroot=../../acisf15387/products/spectra/fullrun_ccd2_aASC00027HISTORY CONT :cisf15387_pi14-548_pass1_cl_src18 ASC00028HISTORY PARM :bkgfile=../../acisf15387/products/events/fullrun_ccd2_acASC00029HISTORY CONT :isf15387_pi14-548_pass1_cl_src18_bgd.evt.gz[events][filtASC00030HISTORY CONT :er (x,y)=REGION(../../acisf15387/analysis/spatial/fullruASC00031HISTORY CONT :n_ccd2_acisf15387_pi14-548_pass1_cl_src18_bgd_phys.reg)]ASC00032HISTORY PARM :asp=../../acisf15387/products/aux/asphist_2.fits.gz ASC00033HISTORY PARM :dtffile= ASC00034HISTORY PARM :mskfile=../../acisf15387/data/aux/acisf15387_000N002_mskASC00035HISTORY CONT :1.fits.gz ASC00036HISTORY PARM :rmffile=CALDB ASC00037HISTORY PARM :badpixfile=../../acisf15387/data/aux/acisf15387_bpix1_neASC00038HISTORY CONT :w.fits.gz ASC00039HISTORY PARM :dafile=CALDB ASC00040HISTORY PARM :bkgresp=no ASC00041HISTORY PARM :weight=no ASC00042HISTORY PARM :weight_rmf=no ASC00043HISTORY PARM :refcoord= ASC00044HISTORY PARM :correctpsf=no ASC00045HISTORY PARM :combine=yes ASC00046HISTORY PARM :grouptype=NUM_CTS ASC00047HISTORY PARM :binspec=10 ASC00048HISTORY PARM 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