# L1-MBI Data model ## File: \*\_*_L1_1.fits ### File contents | HDU | data | note | |-------|-------------------------|-------------| | HDU0 | None | PrimaryHDU | | HDU1 | reduced SCI (9k x 9k) | ImageHDU | | HDU2 | reduced ERR (9k x 9k) | ImageHDU | | HDU3 | reduced DQ (9k x 9k) | ImageHDU | ### *HDU0 --> HDU1 HDU0 修改 `NEXTEND=3` 模块之间用COMMENT隔开，例如 ``` COMMENT ================================================================== COMMENT QC0 CHECK COMMENT ================================================================== ``` 精简每个关键字的comment `-`表示不可能失败，不会使用fill value ### HDU1 #### Header of `csst_ms_sls_instrument` | keyword | value | comment | fill value | type | last modified | |--------------|:-------------------------|----------------------------------------------|------------|--------|---------------| | VER_CRDS | '0.0.1 ' | Version of CRDS file selection software used | - | str | C7 | | EXTNAME | 'SCI' | Extension name | 'SCI' | str | C7 | | EXTVER | 1 | Extension version number | 1 | int | C7 | | BUNIT | 'e-/s' | Brightness units | 'ADU' | str | C7 | | R_GAIN | '*.gain.fits' | Gain reference file name | 'N/A' | str | C7 | | R_MASK | '*.msk.fits' | Mask reference file name | 'N/A' | str | C7 | | R_BIAS | '*bias.fits' | SuperBias reference file name | 'N/A' | str | C7 | | R_DARK | '*dark.fits' | Dark reference file name | 'N/A' | str | C7 | | R_DFLAT | '*flat.fits' | Detector flat reference file name | 'N/A' | str | C7 | | STA_DQINI | 0 | Data quality initialization status | 1 | int | C7 | | STA_SATURA | 0 | Saturation checking status | 1 | int | C7 | | STA_ERRINI | 0 | Error initialization status | 1 | int | C7 | | STA_BIAS | 0 | Bias correction status | 1 | int | C7 | | STA_DARK | 0 | Dark correction status | 1 | int | C7 | | STA_FLAT | 0 | Flat field correction status | 1 | int | C7 | | STA_CRREJ | 0 | Cosmic ray rejection status | 1 | int | C7 | | NGOODPIX | 84794368 | Number of good pixels | -9999 | float | C7 | | GOODMAX | 260.0 | Maxmum value of good pixels | -9999 | float | C7 | | GOODMIN | -0.001 | Minmum value of good pixels | -9999 | float | C7 | | GOODMEAN | 0.3 | Mean value of good pixels | -9999 | float | C7 | | SNRMIN | 187.4 | Minmum signal to noise of good pixels | -9999 | float | C7 | | SNRMAX | 1.2 | Maxmum signal to noise of good pixels | -9999 | float | C7 | | SNRMEAN | 3.38 | Average of the dark values subtracted | -9999 | float | C7 | | CRCOUNT | 88988 | Cosmic ray counts | -9999 | float | C7 | | VER_INST | '0.0.1 ' | Instrument calibration pipeline version | - | str | C7 | | STA_INST | 0 | Instrument calibration status | 1 | int | C7 | | STM_INST | '2022-12-30T10:18:53' | Instrument pipeline processing time | - | str | C7 | | HISTORY | '**step complete.' | Record processing message | - | str | C7 | #### Header of `csst_ms_sls_position` 位置定标信息新开一节 CD1_1等系数在修改后挪到这一节 | keyword | value | comment | fill value | type | module | last modified | |----------|:----------------------|------------------------------------------|------------|--------|-----------------------|---------------| | CTYPE1 | 'RA---TPV' | type of ra | 'RA---TAN' | str | csst_ms_sls_position | C7 | | CTYPE2 | 'DEC--TPV' | type of dec | 'DEC--TAN' | str | csst_ms_sls_position | C7 | | CUNIT1 | 'deg ' | unit of ra | 'deg' | str | csst_ms_sls_position | C7 | | CUNIT2 | 'deg ' | unit of dec | 'deg' | str | csst_ms_sls_position | C7 | | RADESYS | 'ICRS ' | international celestial reference system | - | str | csst_ms_sls_position | C7 | | PV1_0 | 0.003205383944913964 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV1_1 | 0.8673020820536499 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV1_2 | -0.2011989871377834 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV1_3 | -0.2597214229472611 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV1_4 | 0.4353828741811097 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV1_5 | -0.5054216569802673 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV1_6 | 0.1951474426617432 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV2_0 | 0.00109803885992697 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV2_1 | 0.9171065857705857 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV2_2 | -0.04908256792722099 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV2_3 | -0.09860562038448289 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV2_4 | 0.07961855240788976 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV2_5 | -0.2009224365497067 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | PV2_6 | 0.1741954691884874 | pv coefficients | -9999 | f32 | csst_ms_sls_position | C7 | | NS_POS | 10 | number of the stars | -- | i8 | csst_ms_sls_position | C7 | | RA_OFF | -0.0 | mas in unit | -9999 | f32 | csst_ms_sls_position | C7 | | DEC_OFF | 0.0 | mas in unit | -9999 | f32 | csst_ms_sls_position | C7 | | RA_RMS | 127.1 | mas in unit | -9999 | f32 | csst_ms_sls_position | C7 | | DEC_RMS | 60.4 | mas in unit | -9999 | f32 | csst_ms_sls_position | C7 | | RA_CEN | 193.299027 | center of detector in ra | -- | f32 | csst_ms_sls_position | C7 | | DEC_CEN | 26.08851 | center of detector in dec | -- | f32 | csst_ms_sls_position | C7 | | VER_POS | '1.0' | version of distortion | '1.0' | str | csst_ms_sls_position | C7 | | STM_POS | '2023-02-16 12:15:16' | time of last modification | -- | str | csst_ms_sls_position | C7 | | STA_POS | 0 | 0 for done, 1 for failure | 1 | i8 | csst_ms_sls_position | C7 | #### Header of `csst_ms_sls_qc1` | keyword | value | comment | fill value | type | last modified | |----------------|:--------------------------|------------------------------|------------|-------|---------------| | STA_QC1 | 0 | 0 for success, 1 for failure | -1 | i8 | C7 | | VER_QC1 | '0.0.1' | QC1 pipeline version | '0.0.1' | str | C7 | | FLG_QC1 | 0 | Quality flags | -9999 | i16 | C7 | | STM_QC1 | '2023-02-16T12:15:16' | QC1 pipeline processing time | - | str | C7 | ### HDU2 #### Header of `csst_ms_sls_instrument` | keyword | value | comment | fill value | type | last modified | |----------|-----------|----------------------------|------------|-----------|---------------| | XTENSION | 'IMAGE' | Image extension | - | str | C7 | | BITPIX | -32 | Bits per data value | - | int | C7 | | NAXIS | 2 | Number of array dimensions | - | int | C7 | | NAXIS1 | 9216 | Size of the axis | - | int | C7 | | NAXIS2 | 9232 | Size of the axis | - | int | C7 | | PCOUNT | 0 | Number of parameters | - | int | C7 | | GCOUNT | 1 | Number of groups | - | int | C7 | | EXTNAME | 'ERR' | Extension name | 'ERR' | str | C7 | | EXTVER | 1 | Extension version number | 1 | int | C7 | | BUNIT | 'e-/s' | Brightness units | 'ADU' | str | C7 | ### HDU3 #### Header of `csst_ms_sls_instrument` | keyword | value | comment | fill value | type | last modified | |----------|-------------|----------------------------|----------------|----------|---------------| | XTENSION | 'IMAGE' | Image extension | - | str | C7 | | BITPIX | 16 | Bits per data value | - | int | C7 | | NAXIS | 2 | Number of array dimensions | - | int | C7 | | NAXIS1 | 9216 | Size of the axis | - | int | C7 | | NAXIS2 | 9232 | Size of the axis | - | int | C7 | | PCOUNT | 0 | Number of parameters | - | int | C7 | | GCOUNT | 1 | Number of groups | - | int | C7 | | EXTNAME | 'DQ' | Extension name | 'DQ' | str | C7 | | EXTVER | 1 | Extension version number | 1 | int | C7 | | BUNIT | 'UNITLESS' | Brightness units | 'UNITLESS' | str | C7 |