SIMPLE = T / Written by IDL: Tue May 28 14:00:57 2024 SIMPLE = T / BITPIX = 16 / NAXIS = 2 / NAXIS1 = 2048 / NAXIS2 = 2048 / BZERO = 0.00000 / BSCALE = 1.00000 / CRPIX1 = 1025 / CRPIX2 = 1026 / CDELT1 = 1.00150 / CDELT2 = 1.00150 / CTYPE1 = 'ARCSEC ' /WEST POSITIVE CTYPE2 = 'ARCSEC ' /NORTH POSITIVE ASP = 1.00000 /Raw image aspect ratio CRVAL1 = 0 / CRVAL2 = 0 / CENX = 1024 / Raw image disk center X CENY = 1024 / Raw image disk center Y XCEN = 0 /X coord of CRPIX1 relative to disk center, pix YCEN = 0 /Y coord of CRPIX2 relative to disk center, pix TIME-OBS= '21:00:33' /START OF EXPOSURE DATE-OBS= '2024-05-28' / DATE_OBS= '2024-05-28T21:00:33.000Z' / ORIGIN = 'BBSO ' /BIG BEAR LAKE, CA TELESCOP= 'Ash Dome' / INSTRUME= 'BBSO Ha ' / DETECTOR= 'JAI TM-4200GE' / OBJECT = 'SUN ' / OBS_MODE= 'Patrol ' / OBS_TYPE= 'FULL DISK HALPHA' / IMAGETYP= 'Light Frame' / SEEING = '1 ' /FAIR CONTRAST= 0.0682374 /Image Contrast: Higher the Better DATAMAX = 3442 /Max Data Counts DATAMIN = 200 /Min Data Counts WAVELNTH= 'Ha+0.00 ' / WAVE ERR= -0.783000 /Filter Error, A, +/-0.2 is acceptable OBSERVER= 'OBS ' / TARGET = 'Full Frame' / EXPTIME = 79 /MS CADENCE = 30 /sec SOLAR_P0= -16.5363 / SOLAR_P = 0.00000 / SOLAR_B0= -1.06339 / RSUN = 946.916 /Apparent Solar Radius in Arcsec SOLAR_CR= 2284.83 /Carrington Rotation IMAGE_R0= 955.000 /Radius of the Solar Image, pixel FOCALLEN= 1570 /focal length, mm APTDIA = 100 /telescope aperture, mm OBJCTDEC= '+21:38:30' /Sun declination, DD:MM:SS OBJCTRA = '04:24:59' /Sun RA, HH:MM:SS OBJCTAZ = ' 237' /Sun azimuth, deg, (180 local noon) SITELAT = '34:15:30' /BBSO latitude, North SITELON = '116:55:17' /BBSO longitude, West COMMENT ORIGIN FILE NAME bbso_halph_fi_20240528_210033.fts MAXC = 2989 / Quiet Sun Max Brightness END