SIMPLE = T / Written by IDL: Tue Mar 11 14:45:47 2014 BITPIX = -64 / Number of bits per data pixel NAXIS = 2 / Number of data axes NAXIS1 = 50 / NAXIS2 = 50 / EXTEND = T /Extensions may be present DATE = '2014-03-11' / Creation UTC (CCCC-MM-DD) date of FITS header BSCALE = 1.00000 / Scaling of pixel values BZERO = 0.00000 / Zero offset BUNIT = 'mJy ' / Unit of image data COMMENT Flux calibration from Gauss 2D fit of STD star ORIGIN = 'MIRphot ' / Photometry package by D. Asmus COMMENT Reference: Asmus et al., 2014, MNRAS, 439, 1648 INSTRUME= 'VISIR ' / TELESCOP= 'ESO-VLT-U3' / PROGID = '074.A-9016(A)' / Programm identification OBS NAME= '4.img_PAH2' / Name of the observation block (OB) OBJECT = 'NGC0253 ' / OB target name FILTER = 'PAH2_2 ' / Imager filter name WAVELEN = 11.8800001144 / Filter central wavelength [micron] FHWIDTH = 0.370000004768 / Filter half-width [micron] EXPTIME = 1413.11999512 / Total on-source exposure time [s] PFOV = 0.127000004053 / Instrumental pixel scale [arcsec/px] CHOPMODE= 'PARALLEL' / Chopping mode CHOPTHRO= 25.0000000000 / Chopping throw [arcsec] CHOPANGL= 0.00000000000 / Chopping angle [degrees] MJD-OBS = 53340.0957184 / Mean Julian day of observation DATE-OBS= '2004-12-01T02-17' / Date of start of observation AIRMASS = 1.06699991226 / Airmass at start of observation SEEING = 0.639999985695 / Optical seeing at zenith ["] SENSITIV= 10.0869312286 / Sensitivity from STD [mJy 10sigma/1h] NONDETEC= 'FALSE ' / No source detected? STDNAME = 'HD1522 ' / Calibrator star name STDDATE = '2004-12-01T00-43' / Calibrator star observation date STDMJD = 53340.0299299 / Mean Julian day of the calibrator star observat STDFLUX = 12979.2098999 / Calibrator flux [mJy] STD_MAJ = 0.366067629588 / Calibrator major axis FWHM of Gauss 2D fit ["] STD_MIN = 0.354043681397 / Calibrator major axis FWHM of Gauss 2D fit ["] STDPA = 68.9650201173 / Calibrator position angle from N to E [deg] MED_BG = 1.01095390320 / Median background value [ADU/s] SIG_BG = 37.2572097778 / STDDEV of the background [ADU/s] GLIMIT = 'TRUE ' / Gaussian fluxes are 3sigma upper limits? GCNT = 3822.65738349 / Gaussian nuclear count rate [ADU/s] GCNTERR = 501.027336978 / Gaussian nuclear count rate error [ADU/s] GCONV = 0.243870070477 / Gauss. flux convers. fac. from STD [mJy/ADU/s] GCONVERR= 0.00254308918900 / Gauss. flux convers. fac. error [mJy/ADU/s] GFLUX = 932.231725524 / Gaussian nuclear flux [mJy] GFLUXERR= 122.571688470 / Gaussian nuclear flux error [mJy] PMANSCAL= 1.00000000000 / PSF manual scaling factor PLIMIT = 'TRUE ' / PSF fluxes are 3sigma upper limits? PCNT = 495.431424606 / PSF nuclear count rate [ADU/s] PCNTERR = 501.027336978 / PSF nuclear count rate error [ADU/s] PFLUX = 120.820896435 / PSF nuclear flux [mJy] PFLUXERR= 122.192067723 / PSF nuclear flux error [mJy] FWHM_MAJ= 0.999999986417 / Major axis FWHM of Gauss 2D fit ["] EFWHM_MA= 0.00000000000 / Major axis FWHM error of Gauss 2D fit ["] FWHM_MIN= 0.999999986417 / Minor axis FWHM of Gauss 2D fit ["] EFWHM_MI= 0.00000000000 / Minor axis FWHM error of Gauss 2D fit ["] POSANG = 64.3884437285 / Nuclear position angle in from N to E [deg] SIGNIFIC= 1.46048830947 / Estimated detection significane [sigma_BG] REDCHISQ= 0.947590063043 / Reduced Chi^2 of the Gauss 2D fitting APERDIA = 15.7480309935 / Aperture diameter [px] ACNT = 6128.37011719 / Aperture nuclear count rate [ADU/s] ACNTERR = 546.632019043 / Aperture nuclear count rate error [ADU/s] ACONV = 0.195115550637 / Aperture flux convers. fac. from STD [mJy/ADU/s ACONVERR= 0.000818581948305 / Aperture flux convers. fac. error [mJy/ADU/s] AFLUX = 1195.74030992 / Aperture nuclear flux [mJy] AFLUXERR= 106.774319215 / Aperture nuclear flux error [mJy] CTYPE1 = 'RA---TAN' / Coordinate Type CTYPE2 = 'DEC--TAN' / Coordinate Type EQUINOX = 2000.00 / Equinox of Ref. Coord. CD1_1 = -3.52777788066E-05 / Degrees / Pixel CD2_1 = 0.00000000000 / Degrees / Pixel CD1_2 = 0.00000000000 / Degrees / Pixel CD2_2 = 3.52777788066E-05 / Degrees / Pixel CRPIX1 = 25.5000 / Reference Pixel in X CRPIX2 = 25.5000 / Reference Pixel in Y CRVAL1 = 11.8879166667 / R.A. (degrees) of reference pixel CRVAL2 = -25.2883333333 / Declination of reference pixel HISTORY PUTAST: Mar 11 15:03:24 2014 World Coordinate System parameters written COMMENT WCS assigned using target position determined from other wavelengths. COMMENT Imprecision of the assignment itself is ~1px ~ 0.1". END |