SIMPLE = T / Created by ImageJ FITS_Writer BITPIX = -32 / number of bits per data pixel NAXIS = 2 / number of data axes NAXIS1 = 765 / length of data axis 1 NAXIS2 = 510 / length of data axis 2 DATE-OBS= '2018-06-05T02:18:20' / YYYY-MM-DDThh:mm:ss observation start, UT EXPTIME = 45.000000000000000 / Exposure time in seconds EXPOSURE= 45.000000000000000 / Exposure time in seconds SET-TEMP= -10.000000000000000 / CCD temperature setpoint in C CCD-TEMP= -9.7878172678115689 / CCD temperature at start of exposure in C XPIXSZ = 9.0000000000000000 / Pixel Width in microns (after binning) YPIXSZ = 9.0000000000000000 / Pixel Height in microns (after binning) XBINNING= 1 / Binning factor in width YBINNING= 1 / Binning factor in height XORGSUBF= 0 / Subframe X position in binned pixels YORGSUBF= 0 / Subframe Y position in binned pixels READOUTM= 'Normal ' / Readout mode of image FILTER = 'Sloan r''' / Filter used when taking image IMAGETYP= 'Light Frame' / Type of image OBJCTRA = '19 26 31' / Nominal Right Ascension of center of image OBJCTDEC= '+25 11 29' / Nominal Declination of center of image OBJCTALT= ' 23.2592' / Nominal altitude of center of image OBJCTAZ = ' 75.5864' / Nominal azimuth of center of image OBJCTHA = ' -5.3081' / Nominal hour angle of center of image PIERSIDE= 'WEST ' / Side of pier telescope is on SITELAT = '39 00 07' / Latitude of the imaging location SITELONG= '-76 02 39' / Longitude of the imaging location JD = 2458274.5960648148 / Julian Date at start of exposure JD-HELIO= 2458274.5991874412 / Heliocentric Julian Date at exposure midpoint AIRMASS = 2.5285987346521743 / Relative optical path length through atmospher FOCALLEN= 1600.0000000000000 / Focal length of telescope in mm APTDIA = 178.00000000000000 / Aperture diameter of telescope in mm APTAREA = 24884.556101560593 / Aperture area of telescope in mm^2 EGAIN = 2.5199999809265137 / Electronic gain in e-/ADU SWCREATE= 'MaxIm DL Version 5.12' / Name of software that created the image SBSTDVER= 'SBFITSEXT Version 1.0' / Version of SBFITSEXT standard in effect OBJECT = ' ' TELESCOP= ' ' / telescope used to acquire this image INSTRUME= 'SBIG ST-7 Dual CCD Camera' OBSERVER= ' ' NOTES = ' ' FLIPSTAT= ' ' SWOWNER = 'Elizabeth Warner' / Licensed owner of software JD_SOBS = 2458274.596064815 / Julian Date at start of exposure JD_UTC = 2458274.5963252317 / Julian Date (UTC) at mid-exposure HJD_UTC = 2458274.5991884843 / Heliocentric JD (UTC) at mid-exposure BJD_TDB = 2458274.59996553 / Barycentric JD (TDB) at mid-exposure ALT_OBJ = 22.460269208967357 / Target altitude at mid-exposure AZ_OBJ = 75.04430015419781 / Target azimuth at mid-exposure HA_OBJ = -5.379911853009984 / Target hour angle at mid-exposure AIRMASS2= 2.599520152168177 / Target airmass at mid-exposure RAOBJ2K = 19.4460925 / J2000 right ascension of target (hours) DECOBJ2K= 25.14120833333333 / J2000 declination of target (degrees) RA_OBJ = 19.459001549239062 / EOD right ascension of target (hours) DEC_OBJ = 25.17818205720454 / EOD declination of target (degrees) SITELAT2= 39.001666666666665 / geographic latitude of observatory SITELON2= -76.95666666666666 / geographic longitude of observatory HISTORY Previous Filename = TIC110981024-001-r.fit HISTORY Bias corrected with mbias.fits HISTORY Dark corrected with mdark.fits HISTORY and exposure time scaling factor = 1.0 HISTORY Flat corrected with mflat-r.fits HISTORY WCS created by AIJ link to Astronomy.net website HISTORY WCS created on 2018-06-05T15:13:21.849 WCSAXES = 2 / no comment CTYPE1 = 'RA---TAN-SIP' / TAN (gnomic) projection + SIP distortions CTYPE2 = 'DEC--TAN-SIP' / TAN (gnomic) projection + SIP distortions CUNIT1 = 'deg ' / X pixel scale units CUNIT2 = 'deg ' / Y pixel scale units EQUINOX = 2000.0 / Equatorial coordinates definition (yr) LONPOLE = 180.0 / no comment LATPOLE = 0.0 / no comment CRVAL1 = 291.677192837 / RA of reference point CRVAL2 = 25.1641286378 / DEC of reference point CRPIX1 = 383 / X reference pixel CRPIX2 = 255.5 / Y reference pixel CD1_1 = 0.00031427589621 / Transformation matrix CD1_2 = 2.69893857261E-06 / no comment CD2_1 = -2.89567601889E-06 / no comment CD2_2 = 0.000314097952546 / no comment IMAGEW = 765 / Image width, in pixels. IMAGEH = 510 / Image height, in pixels. A_ORDER = 2 / Polynomial order, axis 1 A_0_2 = 1.55362662851E-05 / no comment A_1_1 = 4.11333786044E-06 / no comment A_2_0 = -5.74023620567E-06 / no comment B_ORDER = 2 / Polynomial order, axis 2 B_0_2 = -7.75792247152E-06 / no comment B_1_1 = -4.4211231497E-06 / no comment B_2_0 = -1.36739115407E-07 / no comment AP_ORDER= 2 / Inv polynomial order, axis 1 AP_0_1 = -1.22386004669E-05 / no comment AP_0_2 = -1.5535687191E-05 / no comment AP_1_0 = -1.54089213639E-06 / no comment AP_1_1 = -4.11288458514E-06 / no comment AP_2_0 = 5.74002760811E-06 / no comment BP_ORDER= 2 / Inv polynomial order, axis 2 BP_0_1 = 4.54598549084E-06 / no comment BP_0_2 = 7.75774385086E-06 / no comment BP_1_0 = 2.06797209029E-06 / no comment BP_1_1 = 4.4209736472E-06 / no comment BP_2_0 = 1.36751939625E-07 / no comment ANNOTATE= '141.58,161.35,30,1,0,1,1' / Tycho-2 2129-1842-1 ANNOTATE= '138.27,479.79,30,1,0,1,1' / Tycho-2 2129-1433-1 ANNOTATE= '74.48,230.33,30,1,0,1,1' / Tycho-2 2129-2003-1 ANNOTATE= '644.06,28.54,30,1,0,1,1' / Tycho-2 2129-1775-1 ANNOTATE= '432.93,47.96,30,1,0,1,1' / Tycho-2 2129-2006-1 ANNOTATE= '729.59,170.36,30,1,0,1,1' / Tycho-2 2129-1584-1 ANNOTATE= '700,53.35,30,1,0,1,1' / Tycho-2 2129-1999-1 ANNOTATE= '424.49,182.95,30,1,0,1,1' / Tycho-2 2129-2170-1 ANNOTATE= '468.37,319.26,30,1,0,1,1' / Tycho-2 2129-1654-1 ANNOTATE= '561.39,438.41,30,1,0,1,1' / Tycho-2 2129-2627-1 ANNOTATE= '325.22,284.88,30,1,0,1,1' / Tycho-2 2129-2063-1 ANNOTATE= '586.92,379.26,30,1,0,1,1' / Tycho-2 2129-2085-1 ANNOTATE= '625.92,220.52,30,1,0,1,1' / Tycho-2 2129-1770-1 ANNOTATE= '407.58,344.31,30,1,0,1,1' / Tycho-2 2129-2108-1 ANNOTATE= '707.1,417.33,30,1,0,1,1' / Tycho-2 2129-1271-1 ANNOTATE= '694.92,315.08,30,1,0,1,1' / Tycho-2 2129-1404-1 ANNOTATE= '627.55,462.55,30,1,0,1,1' / Tycho-2 2129-1971-1 ANNOTATE= '554.77,497.14,30,1,0,1,1' / Tycho-2 2129-1548-1 ANNOTATE= '309.87,508.97,30,1,0,1,1' / Tycho-2 2129-2647-1 ANNOTATE= '677.51,163.63,30,1,0,1,1' / NGC 6800 END