SWP13946LL.FITS Headers

Primary Header
SIMPLE  =                    T / Standard FITS Format
BITPIX  =                    8 /8 bits ASCII
NAXIS   =                    0 /No image data
EXTEND  =                    T /Extensions are present
TELESCOP= 'IUE     '           / International Ultraviolet Explorer
DATE    = '04/10/94'           /Date file is written (*new FITS standard*)
ORIGIN  = 'GSFC    '           / Institution generating the file
CAMERA  = 'SWP     '           / Camera
IMAGE   =                13946 / Sequential image number
DISPERSN= 'LOW     '           / Dispersion processing type
APERTURE= 'LARGE   '           / Aperture
ABNNOSTD= 'NO      '           / Non-standard image acquisition
ABNBADSC= 'NO      '           / LWP bad scans
ABNHTRWU= 'NO      '           / LWR heater warmup
ABNREAD = 'NO      '           / Read at other than 20 KB
ABNUVC  = 'NO      '           / Non-standard UVC voltage
ABNHISTR= 'NO      '           / History replay
ABNOTHER= 'NO      '           / Other abnormality
POSANGLE=                 7.61 / Pos angle of the large aperture (deg)
ABNMINFR= 'NO      '           / Bad/missing minor frames
CC-PERCN=                 97.8 / Cross-correlation % successful
ITF     = 'SWP85R92A'          / ITF identification
COMMENT BY RA:  EXP 1 APER L E=161,C=85,B=60
COMMENT BY RA:     0 MISSING MINOR FRAMES NOTED ON SCRIPT
COMMENT BY RA:  EXP 1 TRACKED ON FES
COMMENT BY RA:  S   PREP USED
COMMENT BY RA:  OFFSET 1  FROM: SAO 174356
COMMENT BY RA:  OFFSET 1  COORDINATES: 07 40 44.2 -26 13 52
COMMENT BY RA:  OFFSET 1  MAGNITUDE: 5.800
COMMENT BY RA:  EXPOSURE 1 SEGMENTED ( 2 EXPOSURES)
COMMENT BY RA:  SEGMENT  1 EXPOSED 10799.793 SEC.(EFF);10800.0 SEC.(COM)
COMMENT BY RA:  SEGMENT  2 EXPOSED  1151.665 SEC.(EFF); 1152.0 SEC.(COM)
COMMENT BY RA:  Exposed for 19 min 12 sec with target locked to (-32,-256)
COMMENT BY RA:  instead of (-16,-208).  This was about 13" E and 4" S of target.
DATEOBS = '09/05/81'           / Observing date
TIMEOBS = '15:38:24'           / Observing time
EXPTRMD = 'NO-TRAIL'           / Trail mode
EXPMULT = 'NO      '           / Multiple exposure mode
EXPSEGM = 'YES     '           / Segmented exposure code
EXPTIME =            11951.458 / Integration time in seconds
RA      =             116.3467 / Homogeneous R.A. in degrees
DEC     =             -27.2103 / Homogeneous Dec. in degrees
TARGET  = 'NGC 2452'           / Object as given by Guest Observer
TARGRA  =             116.3528 / R.A. in degrees (given by GO)
TARGDEC =             -27.2119 / Dec. in degrees (given by GO)
OBJECT  = 'NGC 2452'                     / Homogeneous Object ID
HJD-MID =        2444734.21993 / JD middle of obs. with Heliocentric corr.
COMMENT IUE-VICAR HEADER START
        SWP 13946, NGC 2452, 180 + 19.12 MIN EXPO,LOW DISP,LG APER
        EXPOSED FOR 19.12 MIN AT 13 ARCSEC EAST, 4 ARCSEC SOUTH OF
        TARGET, RESTARTED EXPOSURE FOR 120 MIN ON TARGET
        OBSERVERS:ALLER/FEIBELMAN   PROGRAM:NPDLA   DATE:1981/129
COMMENT IUE-VICAR HEADER END
HISTORY START RAW_SCREEN                             4-OCT-1994 16:45:55
HISTORY   36 BRIGHT SPOTS DETECTED
HISTORY    0 MISSING MINOR FRAMES DETECTED
HISTORY LARGE APERTURE SPECTRUM WILL BE EXTRACTED AS
HISTORY           EXTENDED SOURCE
HISTORY LARGE APERTURE CONTINUUM DN LEVEL =  75
HISTORY SMALL APERTURE CONTINUUM DN LEVEL =   0
HISTORY BACKGROUND DN LEVEL =  48
HISTORY END   RAW_SCREEN                             4-OCT-1994 16:46:21
HISTORY START EXTRACTION                            23-JAN-1998 21:15:31
HISTORY INES NOISE MODEL USED
HISTORY CROSS-DISPERSION PROFILES BINNED IN  15 BLOCKS
HISTORY EMPIRICAL EXTRACTION
HISTORY CENTROID FOUND AT LINE  50.9
HISTORY REJECT PIXELS DEVIATING BY  4.0 SIGMA
HISTORY OUT OF    14720 PIXELS       91 REJECTED AS COSMIC RAY HITS
HISTORY END EXTRACTION                              23-JAN-1998 21:15:40
END

Binary Table Header
XTENSION= 'BINTABLE'           /Written by IDL:  23-Jan-1998 21:15:40.00
BITPIX  =                    8 /
NAXIS   =                    2 /Binary table
NAXIS1  =                   14 /Number of bytes per row
NAXIS2  =                  495 /Number of rows
PCOUNT  =                    0 /Random parameter count
GCOUNT  =                    1 /Group count
TFIELDS =                    4 /Number of columns
TFORM1  = '1E      '           /Real*4 (floating point)
TTYPE1  = 'WAVELENGTH'         /Label for column 1
TUNIT1  = 'ANGSTROM'           /Units of column 1
TDISP1  = 'F10.3   '           /Display format for column 1
TFORM2  = '1E      '           /Real*4 (floating point)
TTYPE2  = 'FLUX    '           /Label for column 2
TUNIT2  = 'ERG/CM2/S/A'        /Units of column 2
TDISP2  = 'E15.7   '           /Display format for column 2
TFORM3  = '1E      '           /Real*4 (floating point)
TTYPE3  = 'SIGMA   '           /Label for column 3
TUNIT3  = 'ERG/CM2/S/A'        /Units of column 3
TDISP3  = 'E15.7   '           /Display format for column 3
TFORM4  = '1I      '           /Integer*2 (short integer)
TTYPE4  = 'QUALITY '           /Label for column 4
TUNIT4  = '        '           /Units of column 4
TDISP4  = 'I7      '           /Display format for column 4
FILENAME= 'SWP13946LL.FITS'    /Filename(camera)(number)(disp)(aper).FITS
END

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