--- header unit 0: primary ---
SIMPLE = T / file does conform to FITS standard
BITPIX = 8 / number of bits per data pixel
NAXIS = 0 / number of data axes
EXTEND = T / FITS dataset may contain extensions
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
--- header unit 1: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 8 / width of table in bytes
NAXIS2 = 1024 / number of rows in table
PCOUNT = 977862 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 1 / number of fields in each row
TTYPE1 = 'COMPRESSED_DATA' / label for field 1
TFORM1 = '1PB(1365)' / data format of field: variable length array
ZIMAGE = T / extension contains compressed image
ZSIMPLE = T / file does conform to FITS standard
ZBITPIX = 32 / data type of original image
ZNAXIS = 2 / dimension of original image
ZNAXIS1 = 1024 / length of original image axis
ZNAXIS2 = 1024 / length of original image axis
ZTILE1 = 1024 / size of tiles to be compressed
ZTILE2 = 1 / size of tiles to be compressed
ZCMPTYPE = 'RICE_1' / compression algorithm
ZNAME1 = 'BLOCKSIZE' / compression block size
ZVAL1 = 32 / pixels per block
ZNAME2 = 'BYTEPIX' / bytes per pixel (1, 2, 4, or 8)
ZVAL2 = 4 / bytes per pixel (1, 2, 4, or 8)
BLANK = -2147483648
BZERO = 0.
BSCALE = 0.1
CHECKSUM = '47aR46WO46aO46WO' / HDU checksum updated 2023-09-09T18:19:03
DATASUM = '4022262867' / data unit checksum updated 2023-09-09T18:19:03
REQUESTI = 'Not_Used' / Export Id {RequestID}
DATE = '2023-09-09T18:18:34.000' / [ISO] HDU creation date
DATE-OBS = '2023-09-05T04:58:42.300' / [ISO] Observation date {DATE__OBS}
TELESCOP = 'SDO/HMI' / Telescope
INSTRUME = 'HMI_COMBINED' / For HMI: HMI_SIDE1, HMI_FRONT2, or HMI_COMBINED
WAVELNTH = 6173. / [angstrom] Wavelength
CAMERA = 3 / Camera
BUNIT = 'Gauss' / Physical Units
ORIGIN = 'SDO/JSOC-SDP' / Origin
CONTENT = 'MAGNETOGRAM' / Content
QUALITY = 0 / Level 1.5 quality
QUALLEV1 = 0 / Level 1 quality
HISTORY Polynomial Coefficients used for Doppler velocity correction: 3.725426e+
HISTORY 02 4.470587e-03 -1.197713e-05 -8.440370e-10 Boxcar bin by 4, Cropped at
HISTORY rsun_obs, North is up
COMMENT FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
COMMENT De-rotation: ON; Un-distortion: ON; Re-centering: ON; Re-sizing: OFF; co
COMMENT rrection for cosmic-ray hits; correction front/side intensity implemente
COMMENT d for mod L; RSUNerr=5.0 pixels; dpath=/home/jsoc/cvs/Development/JSOC/p
COMMENT roj/lev1.5_hmi/apps/; linearity=1 with coefficients updated on 2014/01/1
COMMENT 5; smooth=1; propagate eclipse bit from level 1; use of larger crop radi
COMMENT us look-up tables
BLD_VERS = '-905' / Code release build number of program that creat
HCAMID = 2 / HMI_SEQ_ID_EXP_PATH
SOURCE = 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/ level 1 filtergrams used to produce the observa
TOTVALS = 1048576 / Total values
DATAVALS = 700662 / Data values
MISSVALS = 347914 / Missing values
SATVALS = 7540 / Saturated values
DATAMIN2 = -4905.8593799999999 / [Gauss] Minimum value 2
DATAMAX2 = 4905.8593799999999 / [Gauss] Maximum value 2
DATAMED2 = 0. / [Gauss] Median value 2
DATAMEA2 = -0.12978309399999999 / [Gauss] Mean value 2
DATARMS2 = 57.7063408 / [Gauss] RMS 2
DATASKE2 = -6.82108545 / [Gauss] Skewness 2
DATAKUR2 = 3207.1101100000001 / [Gauss] Kurtosis 2
DATAMIN = -1555.5813000000001 / [Gauss] Minimum value
DATAMAX = 1611.75 / [Gauss] Maximum value
DATAMEDN = 0.028994461499999999 / [Gauss] Median value
DATAMEAN = -0.0383448526 / [Gauss] Mean value from pixels within 99% of so
DATARMS = 37.467407199999997 / [Gauss] RMS
DATASKEW = 1.47519994 / [Gauss] Skewness
DATAKURT = 330.08840900000001 / [Gauss] Kurtosis
CTYPE1 = 'HPLN-TAN' / CTYPE1: HPLN
CTYPE2 = 'HPLT-TAN' / CTYPE2: HPLT
CRPIX1 = 512.44818099999998 / [pixel] CRPIX1: location of the Sun center in C
CRPIX2 = 512.53021200000001 / [pixel] CRPIX2: location of the Sun center in C
CRVAL1 = 0. / [arcsec] CRVAL1: x origin
CRVAL2 = 0. / [arcsec] CRVAL2: y origin
CDELT1 = 2.0161707400000002 / [arcsec/pixel] image scale in the x direction
CDELT2 = 2.0161707400000002 / [arcsec/pixel] image scale in the y direction
CUNIT1 = 'arcsec' / [arcsec] CUNIT1: arcsec
CUNIT2 = 'arcsec' / [arcsec] CUNIT2: arcsec
CROTA2 = 0.0133666992 / [deg] CROTA2: INST_ROT + SAT_ROT
CRDER1 = 0. / [arcsec] CRDER1: estimate of random error in co
CRDER2 = 0. / [arcsec] CRDER2: estimate of random error in co
CSYSER1 =  / [arcsec] (MISSING) CSYSER1: estimate of systema
CSYSER2 =  / [arcsec] (MISSING) CSYSER2: estimate of systema
WCSNAME = 'Helioprojective-cartesian' / WCS system name
DSUN_OBS = 150889282929.94656 / [m] Distance from SDO to Sun center.
DSUN_REF = 149597870691. / [m] Astronomical Unit
RSUN_REF = 696000000. / [m] Reference radius of the Sun: 696,000,000.0
CRLN_OBS = 340.71521000000001 / [deg] Carrington longitude of the observer
CRLT_OBS = 7.2353262899999997 / [deg] Carrington latitude of the observer
CAR_ROT = 2275 / Carrington rotation number of CRLN_OBS
OBS_VR = 774.32885513748113 / [m/s] velocity of the observer in radial direct
OBS_VW = 31437.896985880921 / [m/s] velocity of the observer solar
OBS_VN = -1851.3039119362281 / [m/s] velocity of the observer solar
RSUN_OBS = 951.43145751953125 / [arcsec] angular radius of Sun. Corresponds to
T_OBS = '2023.09.05_05:00:04.308_TAI' / [TAI] nominal time
T_REC = '2023.09.05_05:00:00.000_TAI' / [TAI] Slot time
TRECEPOC = '1993.01.01_00:00:00.000_TAI' / [TAI] Time of origin {T_REC_epoch}
TRECSTEP = 720. / [seconds] ts_eq step {T_REC_step}
TRECUNIT = 'secs' / ts_eq unit {T_REC_unit}
CADENCE = 720. / [seconds] repetition interval
DATASIGN = 1 / DATASIGN: sign of observable quantity wrt Sun c
HFLID = 1022 / HMI_SEQ_ID_FRAMELIST
HCFTID = 10 / HMI_SEQ_ID_FOCUS
QLOOK = 1 / QLOOK: 0=final data, 1=quick
CAL_FSN = 192682187 / FSN of the look
LUTQUERY = 'hmi.lookup_corrected_expanded[192682187][][2][38][47][0][78][6]' / qu
TSEL = 22.249160799999999 / [degree Celsius] temperature keyword for polari
TFRONT = 36.615093199999997 / [degree Celsius] temperature keyword for polari
TINTNUM = 672 / number of points used for the temporal averagin
SINTNUM = 10 / number of points used for the spatial interpola
DISTCOEF = '/home/jsoc/cvs/Development/JSOC/proj/lev1.5_hmi/apps//../libs/lev15/'
ROTCOEF = '/home/jsoc/cvs/Development/JSOC/proj/lev1.5_hmi/apps//../libs/lev15/'
ODICOEFF = 6 / order of the distortion
OROCOEFF = 4 / order of the differential
POLCALM = 1 / method used by the polarization calibration sub
CODEVER0 = '$Id: HMI_IQUV_averaging.c,v 1.57 2018/08/31 22:42:51 phil Exp $' / ve
CODEVER1 = '$Id: interpol_code.c,v 1.6 2017/08/31 22:17:13 arta Exp $' / version
CODEVER2 = '$Id: interpol_code.c,v 1.6 2017/08/31 22:17:13 arta Exp $' / version
CODEVER3 = '$Id: polcal.c,v 1.8 2016/10/03 19:11:21 arta Exp $' / version of the
RECNUM = 191328 / Recnum
DRMS_ID = 'hmi.M_720s_resized:191328:magnetogram' / DRMS ID
PRIMARYK = 'T_REC, CAMERA, RequestID' / DRMS primary key
LICENSE = 'LICENSE' / CC0 1.0
HEADSUM = 'BbAdBZ7aBbAaBZ7a' / Keyword checksum
LONGSTRN = 'OGIP 1.0' / The HEASARC Long String Convention may be used.
COMMENT This FITS file may contain long string keyword values that are
COMMENT continued over multiple keywords. The HEASARC convention uses the &
COMMENT character at the end of each substring which is then continued
COMMENT on the next keyword which has the name CONTINUE.