Datei:NGC 1640 hst 06359 52 wfpc2 f606w wf sci.png

BITPIX = 8 / Bits per pixel NAXIS = 2 / number of array dimensions NAXIS1 = 1600 / Length of x axis NAXIS2 = 1200 / Length of y axis PCOUNT = 0 / number of parameters GCOUNT = 1 / number of groups DATAMIN = -159.7925 / minimum value of the data DATAMAX = 26889.43 / maximum value of the data VAFACTOR= 1.0 / velocity aberration plate scale factor MIR_REVR= T / is the image mirror reversed? ORIENTAT= 0.0 / orientation of the image (deg) FILLCNT = 0 / number of segments containing fill ERRCNT = 0 / number of segments containing errors FPKTTIME= 50541.75414600001 / time of the first packet (Modified Julian Date) LPKTTIME= 50541.75431199998 / time of the last packet (Modified Julian Date) DETECTOR= 1 / CCD detector: PC 1, WFC 2-4 DEZERO = 295.5495 / mean bias level from EED extended register BIASEVEN= 295.5701 / bias level for even-numbered columns BIASODD = 295.5289 / bias level for odd-numbered columns BIASEVNU= 0 / uncorrected bias level for even-numbered column BIASODDU= 0 / uncorrected bias level for odd-numbered columns GOODMIN = -3.310354 / minimum value of the "good" pixels GOODMAX = 2213.548 / maximum value of the "good" pixels DATAMEAN= 6.616805 / mean value of the "good" pixels GPIXELS = 554559 / number of "good" pixels (DQF = 0) SOFTERRS= 0 / number of "soft error" pixels (DQF = 1) CALIBDEF= 82395 / number of "calibration defect" pixels (DQF = 2) STATICD = 0 / number of "static defect" pixels (DQF = 4) ATODSAT = 0 / number of "AtoD saturated" pixels (DQF = 8) DATALOST= 0 / number of "data lost" pixels (DQF = 16) BADPIXEL= 0 / number of "generic bad" pixels (DQF = 32) OVERLAP = 0 / number of "image overlap" pixels (DQF = 64) PHOTMODE= 'WFPC2,1,A2D15,F606W,,CAL ' / Photometry mode PHOTFLAM= 2.698107934238742E-19 / Inverse Sensitivity PHOTZPT = -21.1 / Zero point PHOTPLAM= 6001.288 / Pivot wavelength PHOTBW = 637.8066 / RMS bandwidth of the filter MEDIAN = 4.169955 / middle data value when good qual pixels sorted MEDSHADO= 2.243941 / median pixel value in shadow of pyramid edge HISTWIDE= 4.179975 / width of the histogram SKEWNESS= 0.2219926 / skewness of the histogram MEANC10 = 24.15443 / mean of a 10x10 region at center of chip MEANC25 = 23.63011 / mean of a 25x25 region at center of chip MEANC50 = 23.13465 / mean of a 50x50 region at center of chip MEANC100= 23.93396 / mean of a 100x100 region at center of chip MEANC200= 23.13606 / mean of a 200x200 region at center of chip MEANC300= 16.58725 / mean of a 300x300 region at center of chip BACKGRND= 3.172049 / estimated background level ZP_CORR = 0.002216668 / delta magnitude induced by UV contamination CTE_1E2 = 0 / expected delta mag from CTE for 100 e- PSF CTE_1E3 = 0 / expected delta mag from CTE for 1000 e- PSF CTE_1E4 = 0 / expected delta mag from CTE for 10000 e- PSF EXTNAME = 'SCI ' / extension name EXPNAME = 'u3325201r' / 9 character exposure identifier EXTVER = 1 / extension version number INHERIT = T / inherit the primary header ROOTNAME= 'u3325201r' / rootname of the observation set OCRVAL1 = 70.56 / right ascension of reference pixel (deg) OCRVAL2 = -20.43527777778 / declination of reference pixel (deg) OCRPIX2 = 424.5 / y-coordinate of reference pixel OCRPIX1 = 420 / x-coordinate of reference pixel ONAXIS2 = 800 ONAXIS1 = 800 OCD2_2 = -1.12739E-05 / partial of the declination w.r.t. y OCD2_1 = 5.72015E-06 / partial of the declination w.r.t. x OORIENTA= 153.1083507417265 / orientation of the image (deg) OCTYPE1 = 'RA---TAN' / first coordinate type OCD1_1 = 1.12791E-05 / partial of the right ascension w.r.t. x OCD1_2 = 5.71751E-06 / partial of the right ascension w.r.t. y OCTYPE2 = 'DEC--TAN' / second coordinate type WCSCDATE= '01:03:07 (13/12/2009)' / Time WCS keywords were copied. OCX10 = -5.00896003912203E-07 OCX11 = 0.045536 OCY10 = 0.04553554402160644 OCY11 = 5.028540601953864E-05 BUNIT = 'COUNTS/S' / Units of science product O_CRVAL1= 70.5482834 O_CRVAL2= -20.4333633 G_CRVAL1= 70.54841908638889 / GSC2 CRVAL1 G_CRVAL2= -20.4334751075 / GSC2 CRVAL2 G_DRA = 0.488471 / GSC2 delta RA in arcsec G_DDEC = -0.402507 / GSC2 delta DEC in arcsec G_RMSRA = 0.804974 / GSC2 rms in arcsec G_RMSDEC= 0.582879 / GSC2 rms in arcsec G_NMATCH= 11 / GSC2 number of sources T_CRVAL1= 70.54873789805556 / 2MASS CRVAL1 T_CRVAL2= -20.43306128638889 / 2MASS CRVAL2 T_DRA = 1.636193 / 2MASS delta in arcsec T_DDEC = 1.087249 / 2MASS delta in arcsec T_RMSRA = 0.0 / 2MASS rms in arcsec T_RMSDEC= 0.0 / 2MASS rms in arcsec T_NMATCH= 0 / 2MASS number of sources COMMENT Generated by Aladin (CDS) COMMENT This astrometrical calibration was computed via Aladin CRPIX1 = 764.0 CRPIX2 = 570.0 EQUINOX = 2000.0 CRVAL1 = 70.54841908638889 CRVAL2 = -20.4334751075 CTYPE1 = 'RA---TAN' CTYPE2 = 'DEC--TAN' RADECSYS= 'FK5 ' CD1_1 = -2.777777777777778E-5 CD1_2 = 0.0 CD2_1 = 0.0 CD2_2 = 2.777777777777778E-5