Attributes { HDU_1 { String SIMPLE "T / file does conform to FITS standard"; String BITPIX "16 / number of bits per data pixel"; String NAXIS "2 / number of data axes"; String NAXIS1 "1024 / length of data axis 1"; String NAXIS2 "1024 / length of data axis 2"; String EXTEND "T / FITS dataset may contain extensions"; String COMMENT " / FITS (Flexible Image Transport System) format is defined in 'Astronomy", " / and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H", " / ", " / THE MAUNA LOA SOLAR OBSERVATORY (MLSO) IS LOCATED ON THE ISLAND OF", " / HAWAII, AND IS OPERATED BY THE HIGH ALTITUDE OBSERVATORY (HAO),", " / A DIVISION OF THE NATIONAL CENTER FOR ATMOSPHERIC RESEARCH (NCAR),", " / UNDER SPONSORSHIP OF THE NATIONAL SCIENCE FOUNDATION (NSF).", " / THE ADVANCED CORONAL OBSERVING SYSTEM (ACOS) CONSISTS OF 3 SOLAR", " / INSTRUMENTS (ALL LOCATED AT MLSO):", " / DIGITAL PROMINENCE MONITOR (DPM), LOW K-CORONA POLARIMETER (LOWK),", " / & CHROMOSPHERIC HELIUM-1 IMAGING PHOTOMETER (CHIP).", " / IMAGE ORIGIN IS THE LOWER LEFT CORNER; X: LEFT->RIGHT, Y: BOTTOM->TOP."; String DATE-OBS "'2006-03-28' / OBSERVATION DATE: CCYY-MM-DD [UTC] DOY 087 2006"; String TIME-OBS "'18:59:27' / OBSERVATION TIME: HH:MM:SS [UTC]"; String TIMESYS "'UTC ' / COORDINATED UNIVERSAL TIME"; String ORIGIN "'MLSO ' / MAUNA LOA SOLAR OBSERVATORY"; String TELESCOP "'CHIP ' / CHROMOSPHERIC HELIUM-1 IMAGING PHOTOMETER"; String INSTRUME "'CCD ' / KODAK MEGAPLUS 1.6 CCD"; String CODE-OBS "'BSH ' / TYPE OF OBSERVATION [CHARACTER CODE]"; String TYPE-OBS "'NEAR BLUE' / TYPE OF OBSERVATION [DESCRIPTION]"; String OBJECT "'SUN ' / SOURCE OBJECT"; String TYPE-DP "'CAL+HELIOCEN' / DATA PROCESSING TYPE"; String WAVELEN "1082.96 / CENTRAL WAVE LENGTH OF OBSERVATION [NM]"; String WAVEWID "0.14 / BANDPASS OF FILTER [NM]"; String CTYPE1 "'X ' / AXIS 1 TYPE: X [EAST->WEST ] HELIOCENTRIC"; String CRPIX1 "5.125000000000000E+02 / X [EAST->WEST ] SUN CENTER [INDEX:PIXELS]"; String CRVAL1 "0.00 / X [EAST->WEST ] SUN CENTER [ARCSEC]"; String CDELT1 "2.2900 / X [EAST->WEST ] COORD INCREMENT [ARCSEC/PIXEL]"; String CROTA1 "0.00 / X [EAST->WEST ] ROTATION [DEG.] FROM REFERENCE"; String CTYPE2 "'Y ' / AXIS 2 TYPE: Y [SOUTH->NORTH] HELIOCENTRIC"; String CRPIX2 "5.125000000000000E+02 / Y [SOUTH->NORTH] SUN CENTER [INDEX:PIXELS]"; String CRVAL2 "0.00 / Y [SOUTH->NORTH] SUN CENTER [ARCSEC]"; String CDELT2 "2.2900 / Y [SOUTH->NORTH] COORD INCREMENT [ARCSEC/PIXEL]"; String CROTA2 "0.00 / Y [SOUTH->NORTH] ROTATION [DEG.] FROM REFERENCE"; String COORDNAM "'HELIOCENTRIC' / COORDINATE SYSTEM NAME"; String CRRADIUS "419.85 / SOLAR RADIUS [PIXELS]"; String RSUN "961.45 / SOLAR RADIUS [ARCSEC]"; String XCEN_RAW "0.00 / X-AXIS CENTER [PIXELS] RAW IMAGE"; String YCEN_RAW "0.00 / Y-AXIS CENTER [PIXELS] RAW IMAGE"; String FILECEN "'NONE ' / NAME OF FILE USED FOR CENTER"; String SOLAR_P0 "-25.98 / SOLAR P-ANGLE [DEGREES]"; String SOLAR_B0 "-6.71 / SOLAR B-ANGLE [DEGREES]"; String SOLAR_L0 "173.10 / SOLAR L-ANGLE [DEGREES]: CARR. LONGITUDE"; String CARR_ROT "2041 / CARRINGTON ROTATION NUMBER"; String SOLAR_RA "0.49 / SOLAR ASCENSION [HOURS: 0-24]"; String SOLARDEC "3.16 / SOLAR DECLINATION [DEGREES]"; String HOUR-ANG "308.03 / SOLAR HOUR ANGLE [DEG](W.R.T.ZENITH E- W+)"; String ELEV "36.73 / SOLAR ELEVATION [DEGREES]"; String AZIMUTH "101.07 / SOLAR AZIMUTH [DEGREES]"; String AIRMASS "1.67 / AIRMASS [ATMOSPHERES]"; String H2O "0.00 / WATER VAPOR"; String OFFSET "0.00 / FILTER OFFSET (KM/SEC)"; String GAIN-DET "1.000 / DETECTOR GAIN FACTOR"; String NIMSUM "1 / NUMBER OF IMAGES SUMMED"; String EXPDUR "0.009 / EXPOSURE DURATION [SECONDS]"; String BUNIT "'BSUN ' / PIXEL MAGNITUDE UNITS"; String BSCALE "1.000 / PHYSICAL = DATA * BSCALE + BZERO"; String BZERO "0.000 / PHOTOMETRIC SCALING OFFSET [SEE BSCALE]"; String DATAMIN "-998.00 / MINIMUM DATA VALUE [CCD]"; String DATAMAX "1022.00 / MAXIMUM DATA VALUE [CCD]"; String DISPMIN "-1200.00 / MIN VALUE FOR DISPLAY [UNSCALED]"; String DISPMAX "600.00 / MAX VALUE FOR DISPLAY [UNSCALED]"; String DISP-DIR "'RU ' / DISPLAY DIRECTION (AXIS 1 2 3): R/L U/D O/I"; String VERSION "'ACOS V1.03' / ACOS FITS S/W VERSION"; String DATE "'2006-03-29' / FITS FILE GENERATION DATE: CCYY-MM-DD"; String DATE-CAL "'0000-00-00' / ACOS CALIBRATION DATE: CCYY-MM-DD"; } HDU_2 { String XTENSION "'ACOS_HSKP' / MLSO/ACOS HOUSEKEEPING EXTENSION"; String BITPIX "32 / 4-BYTE INTEGERS OR FLOATS"; String NAXIS "1 / NUMBER OF DIMENSIONS"; String NAXIS1 "168 / SIZE OF DIMENSION # 1"; String PCOUNT "0 / EXTENSION PCOUNT"; String GCOUNT "1 / EXTENSION GCOUNT"; String COMMENT " / ", " / ", " / ", " / ", " / ", " / ", " / ", " / ", " / ", " / ", " / ", " / ", " / DATA CONTAINS THE ACOS BINARY HEADER STRUCTURE.", " / ALL FIELDS ARE 4 BYTES IN LENGTH: INTEGERS [I] OR FLOATING POINT [F].", " / INDEX 0 [I]: VERSION: 0=DPM, 1=LOWK, 2=CHIP", " / INDEX 1- 6 [I]: YEAR, MONTH, DAY, HOUR, MINUTES, SECOND.", " / INDEX 7- 8 [I]: X-DIMENSION, Y-DIMENSION. 9-11: NSUM, EXPOSURE, GAIN", " / INDEX 12- 13 [I]: OCCULTING DISK DIAMETER, TYPE OBSERVATION.", " / INDEX 14 [F]: WAVELENGTH.", " / INDEX 15- 17 [F]: P-ANGLE, B-ANGLE, L-ANGLE.", " / INDEX 18- 19 [F]: RIGHT ASCENSION, DECLINATION.", " / INDEX 20- 22 [F]: HOUR ANGLE, SOLAR ELEVATION, SOLAR AZIMUTH.", " / INDEX 23- 24 [F]: AIRMASS, SOLAR RADIUS [ARCSEC].", " / INDEX 25- 40 [F]: XSHIFT [ARCSEC] FOR IMAGE SUM.", " / INDEX 41- 56 [F]: YSHIFT [ARCSEC] FOR IMAGE SUM.", " / INDEX 57- 72 [F]: MEASURED DIAMETERS [ARCSEC] FOR IMAGE SUM.", " / INDEX 73-104 [I]: POSITIONS OF ALL 32 OPTICAL DEVICES.", " / INDEX 105-136 [I]: DRIVE REQUESTS FOR ALL 32 OPTICAL DEVICES.", " / INDEX 137-152 [F]: ANALOG READINGS [INTERPRETED] [16].", " / INDEX 153-160 [F]: LCVR [LIQUID CRYSTAL] MILLIVOLT READINGS [8].", " / INDEX 161-166 [F]: MOTOR MICROMETER READINGS [6].", " / INDEX 167 [I]: IMAGE BUFFER DESIGNATION."; String ORIGIN "'MLSO ' / MAUNA LOA SOLAR OBSERVATORY"; String TELESCOP "'CHIP ' / CHROMOSPHERIC HELIUM-1 IMAGING PHOTOMETER"; String OBJECT "'SUN ' / SOURCE OBJECT"; String TYPE-OBS "'NEAR BLUE' / TYPE OF OBSERVATION [DESCRIPTION]"; String DATE-OBS "'2006-03-28' / OBSERVATION DATE: CCYY-MM-DD [UTC] DOY 087 2006"; String TIME-OBS "'18:59:27' / OBSERVATION TIME: HH:MM:SS [UTC]"; String XSHIFT00 "-4.4164 / XSHIFT [ 0] [PIXELS]"; String XSHIFT01 "0.0000 / XSHIFT [ 1] [PIXELS]"; String XSHIFT02 "0.0000 / XSHIFT [ 2] [PIXELS]"; String XSHIFT03 "0.0000 / XSHIFT [ 3] [PIXELS]"; String XSHIFT04 "0.0000 / XSHIFT [ 4] [PIXELS]"; String XSHIFT05 "0.0000 / XSHIFT [ 5] [PIXELS]"; String XSHIFT06 "0.0000 / XSHIFT [ 6] [PIXELS]"; String XSHIFT07 "0.0000 / XSHIFT [ 7] [PIXELS]"; String XSHIFT08 "0.0000 / XSHIFT [ 8] [PIXELS]"; String XSHIFT09 "0.0000 / XSHIFT [ 9] [PIXELS]"; String XSHIFT10 "0.0000 / XSHIFT [10] [PIXELS]"; String XSHIFT11 "0.0000 / XSHIFT [11] [PIXELS]"; String XSHIFT12 "0.0000 / XSHIFT [12] [PIXELS]"; String XSHIFT13 "0.0000 / XSHIFT [13] [PIXELS]"; String XSHIFT14 "0.0000 / XSHIFT [14] [PIXELS]"; String XSHIFT15 "0.0000 / XSHIFT [15] [PIXELS]"; String YSHIFT00 "16.4994 / YSHIFT [ 0] [PIXELS]"; String YSHIFT01 "0.0000 / YSHIFT [ 1] [PIXELS]"; String YSHIFT02 "0.0000 / YSHIFT [ 2] [PIXELS]"; String YSHIFT03 "0.0000 / YSHIFT [ 3] [PIXELS]"; String YSHIFT04 "0.0000 / YSHIFT [ 4] [PIXELS]"; String YSHIFT05 "0.0000 / YSHIFT [ 5] [PIXELS]"; String YSHIFT06 "0.0000 / YSHIFT [ 6] [PIXELS]"; String YSHIFT07 "0.0000 / YSHIFT [ 7] [PIXELS]"; String YSHIFT08 "0.0000 / YSHIFT [ 8] [PIXELS]"; String YSHIFT09 "0.0000 / YSHIFT [ 9] [PIXELS]"; String YSHIFT10 "0.0000 / YSHIFT [10] [PIXELS]"; String YSHIFT11 "0.0000 / YSHIFT [11] [PIXELS]"; String YSHIFT12 "0.0000 / YSHIFT [12] [PIXELS]"; String YSHIFT13 "0.0000 / YSHIFT [13] [PIXELS]"; String YSHIFT14 "0.0000 / YSHIFT [14] [PIXELS]"; String YSHIFT15 "0.0000 / YSHIFT [15] [PIXELS]"; String DIAM00 "840.2936 / DIAM [ 0] [PIXELS]"; String DIAM01 "0.0000 / DIAM [ 1] [PIXELS]"; String DIAM02 "0.0000 / DIAM [ 2] [PIXELS]"; String DIAM03 "0.0000 / DIAM [ 3] [PIXELS]"; String DIAM04 "0.0000 / DIAM [ 4] [PIXELS]"; String DIAM05 "0.0000 / DIAM [ 5] [PIXELS]"; String DIAM06 "0.0000 / DIAM [ 6] [PIXELS]"; String DIAM07 "0.0000 / DIAM [ 7] [PIXELS]"; String DIAM08 "0.0000 / DIAM [ 8] [PIXELS]"; String DIAM09 "0.0000 / DIAM [ 9] [PIXELS]"; String DIAM10 "0.0000 / DIAM [10] [PIXELS]"; String DIAM11 "0.0000 / DIAM [11] [PIXELS]"; String DIAM12 "0.0000 / DIAM [12] [PIXELS]"; String DIAM13 "0.0000 / DIAM [13] [PIXELS]"; String DIAM14 "0.0000 / DIAM [14] [PIXELS]"; String DIAM15 "0.0000 / DIAM [15] [PIXELS]"; String OPTDEV00 "'FILTER STAGE' / OPTDEV00 NAME"; String OPTDEV01 "'O2 STAGE' / OPTDEV01 NAME"; String OPTDEV02 "'CHIP COVER' / OPTDEV02 NAME"; String OPTDEV03 "'CHIP DIFFUSER' / OPTDEV03 NAME"; String OPTDEV04 "'CAMERA STROBE' / OPTDEV04 NAME"; String OPTDEV05 "'DPMON/LOWK O1-S/N' / OPTDEV05 NAME"; String OPTDEV06 "'DPMON/LOWK O1-E/W' / OPTDEV06 NAME"; String OPTDEV07 "'COVER ' / OPTDEV07 NAME"; String OPTDEV08 "'POLARIZER STAGE' / OPTDEV08 NAME"; String OPTDEV09 "'FILTER WHEEL' / OPTDEV09 NAME"; String OPTDEV10 "'POLARIZER WHEEL' / OPTDEV10 NAME"; String OPTDEV11 "'OBJECTIVE WHEEL' / OPTDEV11 NAME"; String OPTDEV12 "'OCCULTING WHEEL' / OPTDEV12 NAME"; String OPTPOS00 "'IN ' / FILTER STAGE POSITION"; String OPTPOS01 "'DPMON ' / O2 STAGE POSITION"; String OPTPOS02 "'IN ' / CHIP COVER POSITION"; String OPTPOS03 "'OUT ' / CHIP DIFFUSER POSITION"; String OPTPOS04 "'NONE ' / CAMERA STROBE POSITION"; String OPTPOS05 "'? ' / DPMON/LOWK O1-S/N POSITION"; String OPTPOS06 "'? ' / DPMON/LOWK O1-E/W POSITION"; String OPTPOS07 "'UNKNOWN ' / COVER POSITION"; String OPTPOS08 "'IN ' / POLARIZER STAGE POSITION"; String OPTPOS09 "'DARK ' / FILTER WHEEL POSITION"; String OPTPOS10 "'45 ' / POLARIZER WHEEL POSITION"; String OPTPOS11 "'CLEAR ' / OBJECTIVE WHEEL POSITION"; String OPTPOS12 "'OUT_OF_RANGE' / OCCULTING WHEEL POSITION"; String OPTDRV00 "'STOP ' / FILTER STAGE DRIVE"; String OPTDRV01 "'STOP ' / O2 STAGE DRIVE"; String OPTDRV02 "'STOP ' / CHIP COVER DRIVE"; String OPTDRV03 "'STOP ' / CHIP DIFFUSER DRIVE"; String OPTDRV04 "'? ' / CAMERA STROBE DRIVE"; String OPTDRV05 "'STOP ' / DPMON/LOWK O1-S/N DRIVE"; String OPTDRV06 "'STOP ' / DPMON/LOWK O1-E/W DRIVE"; String OPTDRV07 "'STOP ' / COVER DRIVE"; String OPTDRV08 "'STOP ' / POLARIZER STAGE DRIVE"; String OPTDRV09 "'STOP ' / FILTER WHEEL DRIVE"; String OPTDRV10 "'STOP ' / POLARIZER WHEEL DRIVE"; String OPTDRV11 "'STOP ' / OBJECTIVE WHEEL DRIVE"; String OPTDRV12 "'OUT_OF_RANGE' / OCCULTING WHEEL DRIVE"; String ANALOG00 "17.5890 / DPMON/LOWK PLATE TEMP (C)"; String ANALOG01 "17.2380 / DPMON/LOWK AIR TEMP (C)"; String ANALOG02 "41.6325 / DPMON/LOWK FILTER TEMP (C)"; String ANALOG03 "-19.9680 / DPMON/LOWK SPARE TEMP (C)"; String ANALOG04 "5.0142 / LOWK PBS TEMP (C)"; String ANALOG05 "5.0142 / LOWK MODULATOR TEMP (C)"; String ANALOG06 "-0.0049 / SKY TRANSMISSION (ARB)"; String ANALOG07 "-0.0146 / SPARE VOLTAGE (V)"; String ANALOG08 "34.5138 / CHIP FILTER TEMP (C)"; String ANALOG09 "21.8400 / CHIP PLATE TEMP (C)"; String ANALOG10 "22.2885 / CHIP AIR TEMP (C)"; String ANALOG11 "9.3015 / CHIP DOME TEMP (C)"; String ANALOG12 "0.0098 / GUIDER X ERROR (ARB)"; String ANALOG13 "0.8350 / GUIDER Y ERROR (ARB)"; String ANALOG14 "0.0049 / O1 X ERROR (ARB)"; String ANALOG15 "0.0146 / O1 Y ERROR (ARB)"; String LCVR00 "3694.0000 / CHIP FILTER STAGE 4 (V)"; String LCVR01 "1935.0000 / CHIP FILTER STAGE 3 (V)"; String LCVR02 "5897.0000 / CHIP FILTER STAGE 2 (V)"; String LCVR03 "2177.0000 / CHIP FILTER STAGE 1 (V)"; String LCVR04 "0.0000 / SPARE LCVR 3 (V)"; String LCVR05 "0.0000 / SPARE LCVR 2 (V)"; String LCVR06 "0.0000 / SPARE LCVR 1 (V)"; String LCVR07 "0.0000 / LOWK MODULATOR STAGE 1 (V)"; String MIC00 "0.0000 / CHIP CAMERA Z (MICRONS)"; String MIC01 "0.0000 / CHIP O1 X (MICRONS)"; String MIC02 "0.0000 / CHIP O1 Y (MICRONS)"; String MIC03 "0.0000 / DPMON/LOWK C1 X (MICRONS)"; String MIC04 "0.0000 / DPMON/LOWK C1 Y (MICRONS)"; String MIC05 "0.0000 / DPMON/LOWK C1 Z (MICRONS)"; String BUFFER "-277858840 / BUFFER NUMBER [LOWK]"; } }