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 ' LONGSTRN= 'OGIP 1.0' / The HEASARC Long String Convention may be used.COMMENT This FITS file may contain long string keyword values that are COMMENT continued over multiple keywords. The HEASARC convention uses the & COMMENT character at the end of each substring which is then continued COMMENT on the next keyword which has the name CONTINUE. ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'dmtcalc - CIAO 3.4' / tool that created this output ASCDSVER= 'CIAO 3.4' / ASCDS version number MJD_OBS = 5.4085557453755E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/08494' / dataset identifier CHECKSUM= 'W5MfZ4KZW4KdW4KZ' / HDU checksum updated 2006-12-28T01:43:11 DATASUM = ' ' / data unit checksum updated 2006-12-27T04:31:30 DATE = '2006-12-28T01:43:11' / Date and time of file creation DATE-OBS= '2006-12-16T13:22:44' / Observation start date DATE-END= '2006-12-16T19:46:53' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / MJD zero point for times TIMEZERO= 0.0000000000000E+00 / Clock correction TIMEUNIT= 's ' / Time unit CLOCKAPP= T / default TSTART = 2.8266256400441E+08 / Observation start time TSTOP = 2.8268561318050E+08 / Observation end time MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope INSTRUME= 'ACIS ' / Instrument OBS_ID = '8494 ' / Observation id SEQ_NUM = '900663 ' / Sequence number END XTENSION= 'BINTABLE' / binary table extension BITPIX = 8 / 8-bit bytes NAXIS = 2 / 2-dimensional binary table NAXIS1 = 199 / width of table in bytes NAXIS2 = 0 / number of rows in table PCOUNT = 0 / size of special data area GCOUNT = 1 / one data group (required keyword) TFIELDS = 38 / number of fields in each row EXTNAME = 'SRCLIST ' / name of this binary table extension HDUNAME = 'SRCLIST ' / ASCDM block name LONGSTRN= 'OGIP 1.0' / The HEASARC Long String Convention may be used.COMMENT This FITS file may contain long string keyword values that are COMMENT continued over multiple keywords. The HEASARC convention uses the & COMMENT character at the end of each substring which is then continued COMMENT on the next keyword which has the name CONTINUE. ORIGIN = 'ASC ' / Source of FITS file CREATOR = 'dmtcalc - CIAO 3.4' / tool that created this output ASCDSVER= 'CIAO 3.4' / ASCDS version number MJD_OBS = 5.4085557453755E+04 / Modified Julian date of observation DS_IDENT= 'ADS/Sa.CXO#obs/08494' / dataset identifier REVISION= 1 / Processing version of data CHECKSUM= 'Un8SWk5PUk5PUk5P' / HDU checksum updated 2006-12-28T01:43:11 DATASUM = '0 ' / data unit checksum updated 2006-12-28T01:43:11 RAND_SKY= 5.0000000000000E-01 RAND_PI = 1.0000000000000E+00 EQUINOX = 2.0000000000000E+03 / default DATE = '2006-12-28T01:43:11' / Date and time of file creation DATE-OBS= '2006-12-16T13:22:44' / Observation start date OBS_MODE= 'POINTING' / Observation mode DATE-END= '2006-12-16T19:46:53' / Observation end date TIMESYS = 'TT ' / Time system MJDREF = 5.0814000000000E+04 / MJD zero point for times TIMEZERO= 0.0000000000000E+00 / Clock correction TIMEUNIT= 's ' / Time unit BTIMNULL= 2.7788418649087E+08 / Basic Time offset (s) DATACLAS= 'OBSERVED' / default RADECSYS= 'ICRS ' / default BTIMRATE= 2.5625001210858E-01 / Basic Time clock rate (s / VCDUcount) BTIMDRFT= 2.4399392079791E-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 SIM_X = -7.8090834371673E-01 / SIM focus pos (mm) SIM_Y = 0.0000000000000E+00 / SIM orthogonal axis pos (mm) SIM_Z = -2.3358743446083E+02 / SIM translation stage pos (mm) FOC_LEN = 1.0070000000000E+04 / HRMA focal length (mm) TIERRELA= 1.0000000000000E-09 / default TIERABSO= 5.0000000000000E-05 / default TIMVERSN= 'ASC-FITS-2' / Timing system definition TSTART = 2.8266256400441E+08 / Observation start time GRATING = 'NONE ' / Grating DETNAM = 'ACIS-012367' / Detector RA_PNT = 1.5013606294336E+02 / Pointing RA DEC_PNT = 2.5166540043475E+00 / Pointing Dec ROLL_PNT= 6.6408547993444E+01 / Pointing Roll RA_TARG = 1.5013272500000E+02 / Observer's specified target RA DEC_TARG= 2.5134780000000E+00 / Observer's specified target Dec DEFOCUS = 1.4398718632593E-03 / SIM defocus (mm) RA_NOM = 1.5013606294336E+02 / Nominal RA DEC_NOM = 2.5166540043475E+00 / Nominal Dec ROLL_NOM= 6.6408547993444E+01 / Nominal Roll TSTOP = 2.8268561318050E+08 / Observation end time STARTOBT= 0.0000000000000E+00 / On-Board MET close to STARTMJF and STARTMNF TIMEPIXR= 5.0000000000000E-01 / default TIMEDEL = 3.2410400000000E+00 / timedel Lev1 (in seconds) CTI_CORR= T MISSION = 'AXAF ' / Mission TELESCOP= 'CHANDRA ' / Telescope INSTRUME= 'ACIS ' / Instrument READMODE= 'TIMED ' / Read mode DATAMODE= 'VFAINT ' / Data mode FLSHTIME= 0.0000000000000E+00 / Inferred duration of each flush. (s) CYCLE = 'P ' / events from which exps? Prim/Second/Both TITLE = 'THE CHANDRA-COSMOS SURVEY' / Proposal title OBSERVER= 'Dr. Martin Elvis' / Principal investigator OBJECT = 'C-COSMOS1-4' / Source name OBS_ID = '8494 ' / Observation id SEQ_NUM = '900663 ' / Sequence number ONTIME = 2.1033599921644E+04 / [s] Sum of GTIs ONTIME3 = 2.1033599921644E+04 / [s] Sum of GTIs ONTIME6 = 2.1033599921644E+04 / [s] Sum of GTIs ONTIME7 = 2.1033599921644E+04 / [s] Sum of GTIs ONTIME2 = 2.1033599921644E+04 / [s] Sum of GTIs ONTIME1 = 2.1030358921409E+04 / [s] Sum of GTIs ONTIME0 = 2.1033599921644E+04 / [s] Sum of GTIs LIVETIME= 2.0767259814523E+04 / [s] Livetime LIVTIME3= 2.0767259814523E+04 / [s] Livetime LIVTIME6= 2.0767259814523E+04 / [s] Livetime LIVTIME7= 2.0767259814523E+04 / [s] Livetime LIVTIME2= 2.0767259814523E+04 / [s] Livetime LIVTIME1= 2.0764059853784E+04 / [s] Livetime LIVTIME0= 2.0767259814523E+04 / [s] Livetime EXPOSURE= 2.0767259814523E+04 / [s] Exposure time EXPOSUR3= 2.0767259814523E+04 / [s] Exposure time EXPOSUR6= 2.0767259814523E+04 / [s] Exposure time EXPOSUR7= 2.0767259814523E+04 / [s] Exposure time EXPOSUR2= 2.0767259814523E+04 / [s] Exposure time EXPOSUR1= 2.0764059853784E+04 / [s] Exposure time EXPOSUR0= 2.0767259814523E+04 / [s] Exposure time DTCOR = 9.8733739787229E-01 / Dead time correction ASPTYPE = 'KALMAN ' FP_TEMP = 1.5360722351000E+02 / [K] Focal Plane Temperature HISTNUM = 38 HISTORY TOOL :celldetect 2006-12-27T04:31:30 ASC00001HISTORY PARM :infile=acis_img.fits ASC00002HISTORY PARM :expstk=expmap.fits ASC00003HISTORY PARM :outfile=celldet_src.fits ASC00004HISTORY PARM :regfile=celldet_src.reg ASC00005HISTORY PARM :kernel=default ASC00006HISTORY PARM :clobber=yes ASC00007HISTORY PARM :thresh=3 ASC00008HISTORY PARM :findpeaks=yes ASC00009HISTORY PARM :centroid=yes ASC00010HISTORY PARM :ellsigma=3 ASC00011HISTORY PARM :expratio=0.9 ASC00012HISTORY PARM :fixedcell=0 ASC00013HISTORY PARM :xoffset=INDEF ASC00014HISTORY PARM :yoffset=INDEF ASC00015HISTORY PARM :eband=1.4967 ASC00016HISTORY PARM :eenergy=0.8 ASC00017HISTORY PARM :psftable=/soft/ciao/data/psfsize20010416.fits ASC00018HISTORY PARM :cellfile= ASC00019HISTORY PARM :bkgfile= ASC00020HISTORY PARM :bkgvalue=0 ASC00021CONTENT = 'SRC ' / What data product HDUSPEC = 'Data Products ICD: DETECT tools, V. 0.0' HDUDOC = 'ASC-FITS-1.1: McDowell, Rots: ASC FITS File Designers Guide' HDUVERS = '1.0.0 ' HDUCLASS= 'ASC ' HDUCLAS1= 'SRCLIST ' HDUCLAS2= 'CANDIDATES' HDUCLAS3= 'CELL ' THRESH = 3.0000000000000E+00 / SNR threshold for source candidates FIXEDCEL= F / True if fixed cell used BKGMETHD= 'LDETECT ' / Bkg method: 'LDETECT', 'BKGFILE', or 'BKGVALUE'LOCPEAKS= T / True if local peaks searched for CENTROID= T / True if output positions are centroids CONVOLVE= F / True if convolution used ELLSIGMA= 3.0000000000000E+00 / Radius scaling factor HISTORY PARM :bkgerrvalue=0 ASC00022HISTORY PARM :convolve=no ASC00023HISTORY PARM :snrfile= ASC00024HISTORY PARM :verbose=0 ASC00025HISTORY PARM :log=no ASC00026TTYPE1 = 'RA ' / Source Right Ascension TFORM1 = '1D ' / format of field TUNIT1 = 'deg ' TLMIN1 = 0.0000000000000E+00 TLMAX1 = 3.6000000000000E+02 TTYPE2 = 'DEC ' / Source Declination TFORM2 = '1D ' / format of field TUNIT2 = 'deg ' TLMIN2 = -9.0000000000000E+01 TLMAX2 = 9.0000000000000E+01 TTYPE3 = 'RA_ERR ' / Source Right Ascension Error TFORM3 = '1D ' / format of field TUNIT3 = 'deg ' TTYPE4 = 'DEC_ERR ' / Source Declination Error TFORM4 = '1D ' / format of field TUNIT4 = 'deg ' TTYPE5 = 'X ' / Physical coordinates TFORM5 = '1D ' / format of field TUNIT5 = 'pixel ' TTYPE6 = 'Y ' / Physical coordinates TFORM6 = '1D ' / format of field TUNIT6 = 'pixel ' TLMIN5 = 5.1824200000000E+03 TLMAX5 = 6.5664200000000E+03 TLMIN6 = 5.1824200000000E+03 TLMAX6 = 6.5664200000000E+03 TTYPE7 = 'X_ERR ' / Source X position error TFORM7 = '1D ' / format of field TUNIT7 = 'pixel ' TTYPE8 = 'Y_ERR ' / Source Y position error TFORM8 = '1D ' / format of field TUNIT8 = 'pixel ' TTYPE9 = 'CELL_X ' / Physical coordinates TFORM9 = '1D ' / format of field TUNIT9 = 'pixel ' TTYPE10 = 'CELL_Y ' / Physical coordinates TFORM10 = '1D ' / format of field TUNIT10 = 'pixel ' TTYPE11 = 'DETSIZE ' / source cell size TFORM11 = '1J ' / format of field TUNIT11 = 'pixel ' TTYPE12 = 'BKGSIZE ' / background cell size TFORM12 = '1J ' / format of field TUNIT12 = 'pixel ' TTYPE13 = 'NPIXSOU ' / pixels in source cell TFORM13 = '1J ' / format of field TUNIT13 = 'pixel ' TTYPE14 = 'NPIXBKG ' / pixels in background cell TFORM14 = '1J ' / format of field TUNIT14 = 'pixel ' TTYPE15 = 'NET_COUNTS' / Net source counts TFORM15 = '1E ' / format of field TUNIT15 = 'count ' TTYPE16 = 'NET_COUNTS_ERR' / Error in net source counts TFORM16 = '1E ' / format of field TUNIT16 = 'count ' TTYPE17 = 'BKG_COUNTS' / Background counts (scaled to source cell) TFORM17 = '1E ' / format of field TUNIT17 = 'count ' TTYPE18 = 'BKG_COUNTS_ERR' / Error in BKG_COUNTS TFORM18 = '1E ' / format of field TUNIT18 = 'count ' TTYPE19 = 'NET_RATE' / Source count rate TFORM19 = '1E ' / format of field TUNIT19 = 'count/s ' TTYPE20 = 'NET_RATE_ERR' / Source count rate error TFORM20 = '1E ' / format of field TUNIT20 = 'count/s ' TTYPE21 = 'BKG_RATE' / Background count rate TFORM21 = '1E ' / format of field TUNIT21 = 'count/s ' TTYPE22 = 'BKG_RATE_ERR' / Background count rate error TFORM22 = '1E ' / format of field TUNIT22 = 'count/s/pixel' TTYPE23 = 'EXPTIME ' / Effective exposure time TFORM23 = '1E ' / format of field TUNIT23 = 's ' TTYPE24 = 'SNR ' / Signal-to-Noise ratio TFORM24 = '1E ' / format of field TTYPE25 = 'SHAPE ' / Shape of source region TFORM25 = '10A ' / format of field TTYPE26 = 'R ' / Radii of source region source TFORM26 = '2E ' / format of field TUNIT26 = 'pixel ' TTYPE27 = 'ROTANG ' / Rotation angle of source region TFORM27 = '1E ' / format of field TUNIT27 = 'deg ' TLMIN27 = 0.0000000E+00 TLMAX27 = 1.8000000E+02 TTYPE28 = 'PSFRATIO' / ratio of source ellipse size to PSF size TFORM28 = '1E ' / format of field TTYPE29 = 'BLOCK ' / blocking factor TFORM29 = '1J ' / format of field TTYPE30 = 'COMPONENT' / Source Number TFORM30 = '1J ' / format of field TTYPE31 = 'EXPO_RATIO' / ratio of average background and detect cell expTFORM31 = '1E ' / format of field TTYPE32 = 'DOUBLE ' / double detection flag TFORM32 = '1L ' / format of field TTYPE33 = 'DOUBLE_ID' / double source component TFORM33 = '1J ' / format of field TTYPE34 = 'OBSID ' / User defined column TFORM34 = '1J ' / format of field TTYPE35 = 'CCDID ' / User defined column TFORM35 = '1J ' / format of field TTYPE36 = 'DETECTOR' / User defined column TFORM36 = '1J ' / format of field TTYPE37 = 'R0 ' / User defined column TFORM37 = '1E ' / format of field TTYPE38 = 'R1 ' / User defined column TFORM38 = '1E ' / format of field HISTORY TOOL :dmtcalc 2006-12-28T01:43:11 ASC00027HISTORY PARM :infile=celldet_src.fits[expo_ratio>0.95][snr>3.5] ASC00028HISTORY PARM :outfile=celldet_filt_src.fits ASC00029HISTORY PARM :expression=@celldet_filt_src.lis ASC00030HISTORY STCK :obsid=8494 ASC00031HISTORY STCK :ccdid=7 ASC00032HISTORY STCK :detector=7 ASC00033HISTORY STCK :r0=r[0] ASC00034HISTORY STCK :r1=r[1] ASC00035HISTORY PARM :kernel=default ASC00036HISTORY PARM :clobber=yes ASC00037HISTORY PARM :verbose=0 ASC00038MTYPE1 = 'POS ' / DM Keyword: Descriptor name. MFORM1 = 'X,Y ' / [pixel] MTYPE2 = 'CELLPOS ' / DM Keyword: Descriptor name. MFORM2 = 'CELL_X,CELL_Y' / [pixel] DSTYP1 = 'Y ' / DM Keyword: Descriptor name. DSVAL1 = '3838.54:5223.54' / [pixel] DSFORM1 = 'D ' / DM Keyword: Descriptor datatype. DSUNIT1 = 'pixel ' / DM Keyword: Descriptor unit. DSTYP2 = 'SNR ' / DM Keyword: Descriptor name. DSVAL2 = '3.50000047683716:' / DM Keyword: Descriptor value. DSFORM2 = 'E ' / DM Keyword: Descriptor datatype. DSTYP3 = 'EXPO_RATIO' / DM Keyword: Descriptor name. DSVAL3 = '0.950000107288361:' / DM Keyword: Descriptor value. DSFORM3 = 'E ' / DM Keyword: Descriptor datatype. MTYPE3 = 'EQSRC ' / DM Keyword: Descriptor name. MFORM3 = 'RA_SRC,DEC_SRC' / [deg] TCTYP5 = 'XLON-TAN' TCRVL5 = 1.5013606294336E+02 TCRPX5 = 4.0965000000000E+03 TCDLT5 = -1.3666666666667E-04 TCNAM5 = 'RA_SRC ' TCUNI5 = 'deg ' TCTYP6 = 'XLAT-TAN' TCRVL6 = 2.5166540043475E+00 TCRPX6 = 4.0965000000000E+03 TCDLT6 = 1.3666666666667E-04 TCNAM6 = 'DEC_SRC ' TCUNI6 = 'deg ' MTYPE4 = 'EQSRC_CELL' / DM Keyword: Descriptor name. MFORM4 = 'RA_CELL_X,DEC_CELL_Y' / [deg] TCTYP9 = 'XLON-TAN' TCRVL9 = 1.5013606294336E+02 TCRPX9 = 4.0965000000000E+03 TCDLT9 = -1.3666666666667E-04 TCNAM9 = 'RA_CELL_X' TCUNI9 = 'deg ' TCTYP10 = 'XLAT-TAN' TCRVL10 = 2.5166540043475E+00 TCRPX10 = 4.0965000000000E+03 TCDLT10 = 1.3666666666667E-04 TCNAM10 = 'DEC_CELL_Y' TCUNI10 = 'deg ' END