# L1-MBI Data model
## File: *_{img/wht/flg}_L1_1.fits
### File contents
| HDU | data | note |
|------|-------------------------|------------|
| HDU0 | None | PrimaryHDU |
| HDU1 | reduced image (9k x 9k) | ImageHDU |
### HDU0
| keyword | value | comment | fallback_value | type | module |
|---------|:------|---------------|----------------|------|-----------|
| SIMPLE | True | Fits standard | True | bool | csst_sims |
### HDU1
#### Header of `csst_ms_mbi_instrument`
| keyword | value | comment | fallback_value | type | module |
|-------------|:----------------------|-------------------------------------------------|-----------------------|------|-------------------------|
| *L1STATBIAS | 0 | Status flag for bias frame correction | 1 | i8 | csst_ms_mbi_instrument |
| *L1STATDA | 0 | Status flag for dark frame correction | 1 | i8 | csst_ms_mbi_instrument |
| *L1STATFL | 0 | Status flag for flat frame correction | 1 | i8 | csst_ms_mbi_instrument |
| *SKY_RMS | 10.0 | *Standard dev of frame background (ADU) -> e-/s | -99 | f32 | csst_ms_mbi_instrument |
| *SKY | 0.1 | Estimated sky brightness (e-/s per pixel) | -99 | f32 | csst_ms_mbi_instrument |
| SATURATE | 1833.333333333333 | The flux limit of saturated pixel (e-/s) | -99 | f32 | csst_ms_mbi_instrument |
| HASCTE | *T | Has CTE correction | F | bool | csst_ms_mbi_instrument |
| HASSAT | *T | Has satellite correction | F | bool | csst_ms_mbi_instrument |
| HASCR | *T | Has cosmic rays mask | F | bool | csst_ms_mbi_instrument |
| CRCOUNT | 66791 | Cosmic rays counts | -99 | i8 | csst_ms_mbi_instrument |
| VER_INST | '0.0.1 ' | Version of instrument processing | '0.0.1 ' | str | csst_ms_mbi_instrument |
| *TOL_INST | '2022-12-30T10:18:53' | Time of last modification | '2022-12-30T10:18:53' | str | csst_ms_mbi_instrument |
| STA_DIST | 0 | 0=done 1=wrong | 1 | i8 | csst_ms_mbi_distortion |
| DATASUM | '1352015684' | *data unit checksum updated 2022-10-28T19:29:10 | '1352015684' | str | csst_ms_mbi_instrument |
#### Header of `csst_ms_mbi_distortion`
| keyword | value | comment | fallback_value | type | module |
|-------------------|:--------------------------|----------------------------------------|-----------------------|------|------------------------|
| *RADESYS | 'ICRS ' | Should be always 'ICRS' | 'ICRS' | str | csst_ms_mbi_distortion |
| *NS_DIST STAR_FIT | 11 | The number of stars used in fitting | 0.0 | i8 | csst_ms_mbi_distortion |
| PV1_0 | 0.003205383944913964 | | 1.0 | f32 | csst_ms_mbi_distortion |
| PV1_1 | 0.8673020820536499 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV1_2 | -0.2011989871377834 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV1_3 | -0.2597214229472611 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV1_4 | 0.4353828741811097 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV1_5 | -0.5054216569802673 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV1_6 | 0.1951474426617432 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV2_0 | 0.00109803885992697 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV2_1 | 0.9171065857705857 | | 1.0 | f32 | csst_ms_mbi_distortion |
| PV2_2 | -0.04908256792722099 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV2_3 | -0.09860562038448289 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV2_4 | 0.07961855240788976 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV2_5 | -0.2009224365497067 | | 0.0 | f32 | csst_ms_mbi_distortion |
| PV2_6 | 0.1741954691884874 | | 0.0 | f32 | csst_ms_mbi_distortion |
| RA_OFF | -0.0 | mas in unit | -99 | f32 | csst_ms_mbi_distortion |
| DEC_OFF | 0.0 | mas in unit | -99 | f32 | csst_ms_mbi_distortion |
| RA_RMS | 127.1 | mas in unit | -99 | f32 | csst_ms_mbi_distortion |
| DEC_RMS | 60.4 | mas in unit | -99 | f32 | csst_ms_mbi_distortion |
| RA_CEN | 192.1940713422841 | The center of detector in ra | 192.1940713422841 | f32 | csst_ms_mbi_distortion |
| DEC_CEN | 26.72643742371229 | The center of detector in dec | 26.72643742371229 | f32 | csst_ms_mbi_distortion |
| VER_DIST | '1.0 ' | Version of distortion | '1.0' | str | csst_ms_mbi_distortion |
| *TOL_DIST | '2022-12-29T16:36:47' | Time of last modification | '2022-12-29T16:36:47' | str | csst_ms_mbi_distortion |
| STA_DIST | 0 | 0=done 1=wrong | 1 | i8 | csst_ms_mbi_distortion |
#### Header of `csst_ms_mbi_position`
| keyword | value | comment | fallback_value | type | module |
|------------|:----------------------------|--------------------------------------------|----------------|------|-------------------------|
| RADESYS | 'ICRS ' | should be always 'ICRS' | 'ICRS' | str | csst_ms_mbi_position |
| PV1_0 | -7.032303876526E-04 | | 0 | f32 | csst_ms_mbi_position |
| PV1_1 | 9.986639936274E-01 | | 0 | f32 | csst_ms_mbi_position |
| PV1_2 | -3.506141592607E-03 | | 0 | f32 | csst_ms_mbi_position |
| PV1_4 | -2.342575913122E-03 | | 0 | f32 | csst_ms_mbi_position |
| PV1_5 | -2.216829433925E-03 | | 0 | f32 | csst_ms_mbi_position |
| PV1_6 | -5.122207406521E-03 | | 0 | f32 | csst_ms_mbi_position |
| PV2_0 | -6.939462894407E-04 | | 0 | f32 | csst_ms_mbi_position |
| PV2_1 | 9.988294486003E-01 | | 0 | f32 | csst_ms_mbi_position |
| PV2_2 | -1.687802061938E-03 | | 0 | f32 | csst_ms_mbi_position |
| PV2_4 | 1.561587727533E-03 | | 0 | f32 | csst_ms_mbi_position |
| PV2_5 | -4.159618376671E-03 | | 0 | f32 | csst_ms_mbi_position |
| PV2_6 | 3.398895060382E-03 | | 0 | f32 | csst_ms_mbi_position |
| *FGROUPNO | 1 | SCAMP field group label | | i8 | csst_ms_mbi_position |
| ASTIRMS1 | 0.000000000000E+00 | Astrom. dispersion RMS (intern., high S/N) | | f32 | csst_ms_mbi_position |
| ASTIRMS2 | 0.000000000000E+00 | Astrom. dispersion RMS (intern., high S/N) | | f32 | csst_ms_mbi_position |
| ASTRRMS1 | 6.458653303335E-06 | Astrom. dispersion RMS (ref., high S/N) | | f32 | csst_ms_mbi_position |
| ASTRRMS2 | 8.724734011714E-06 | Astrom. dispersion RMS (ref., high S/N) | | f32 | csst_ms_mbi_position |
| ASTINST | 1 | SCAMP astrometric instrument label | | i8 | csst_ms_mbi_position |
| FLXSCALE | 1.000000000000E+00 | SCAMP relative flux scale | | f32 | csst_ms_mbi_position |
| MAGZEROP | 0.00000000 | SCAMP zero-point | | f32 | csst_ms_mbi_position |
| PHOTIRMS | 0.00000000 | mag dispersion RMS (internal, high S/N) | | f32 | csst_ms_mbi_position |
| PHOTINST | 1 | SCAMP photometric instrument label | | i8 | csst_ms_mbi_position |
| PHOTLINK | F | True if linked to a photometric field | | bool | csst_ms_mbi_position |
| *WCS_S | 0 | 0=done | | i8 | csst_ms_mbi_position |
| *WCS_V | '2.0.4 ' | Version of WCS calibration | | str | csst_ms_mbi_position |
| *WCS_P | 'default.scamp' | Configure file name of WCS | | str | csst_ms_mbi_position |
| *WCS_TOL | '2022-12-30 18:32:46 PM' | Time of last wcs calibration | | str | csst_ms_mbi_position |
#### Header of `csst_ms_mbi_flux`
| keyword | value | comment | fallback_value | type | module |
|--------------------|:----------------------|------------------------------------------------|------------------------------|------|--------------------|
| *REF_FLUX CALI_REF | 'GAIA ' | the reference database for calibration | 'GAIA' | str | csst_ms_mbi_flux |
| ZP | 23.8435 | photometric zero point in magnitude | -1 | f32 | csst_ms_mbi_flux |
| ZPRMS | 0.0101 | zpt rms of the matched objects | -1 | f32 | csst_ms_mbi_flux |
| APER_R | 10 | (pixels) photo-aperture radius | 10 | i8 | csst_ms_mbi_flux |
| FWHM | 2.147 | FWHM in pixel | -1 | f32 | csst_ms_mbi_flux |
| *RA_OFF | -0.188 | median positional offset from GAIA, in arcsec | -1 | f32 | csst_ms_mbi_flux |
| *DEC_OFF | -0.1061 | median positional offset from GAIA, in arcsec | -1 | f32 | csst_ms_mbi_flux |
| *NS_FLUX | 49 | total number of stars detected | 0 | i8 | csst_ms_mbi_flux |
| *NS_MATCH | 25 | total number of matched stars in 2 arcsec | -1 | i8 | csst_ms_mbi_flux |
| *MED_CLR | 0.0 | median (BP-RP)_GAIA of matched stars | 0.0 | f32 | csst_ms_mbi_flux |
| *SKY1 | 0.0359 | (e-/s per pixel) | 0.0359 | f32 | csst_ms_mbi_flux |
| *SKY_RMS1 | 0.1766 | rms/pixel of the sky in unit of e-/s | 0.1766 | f32 | csst_ms_mbi_flux |
| *MAG_LIM | 21.83 | magnitude limiting of 5-sigma galaxy detection | -1 | f32 | csst_ms_mbi_flux |
| *STA_FLUX FLUX_S | 0 | flux calibration status | 1 | i8 | csst_ms_mbi_flux |
| *VER_FLUX FLUX_V | '1.3 ' | version of calibration code | '1.3' | str | csst_ms_mbi_flux |
| *STM_FLUX FLUX_TOL | '2022-12-30 18:36:05' | flux calibration operation time | '2022-12-30 18:36:05' | str | csst_ms_mbi_flux |
#### Header of `csst_ms_qc0 qc0 check`
| keyword | value | comment | fallback_value | type | module |
|-----------|---------|-----------------------------------------------|----------------|-------|---------------|
| *CRCCHECK | T | CRC check | F | bool | csst_ms_qc0 |
| PRIPARAM | 0 | Primary parameters verification | 1 | int | csst_ms_qc0 |
| SECPARAM | 0 | Secondary parameters verification | 1 | int | csst_ms_qc0 |
| *STA_QC0 | 0 | QC0 Status (0/non-zero) | -1 | int | csst_ms_qc0 |
| *DATAERR | F | indicating data error | T | bool | csst_ms_qc0 |
| *IMGERR | F | indicating image error | T | bool | csst_ms_qc0 |
| SHUTTER | F | indicating shutter error | T | bool | csst_ms_qc0 |
| FAILGUID | F | missing guiding stars | T | bool | csst_ms_qc0 |
| FAILCOOL | F | indicating system cooling error | T | bool | csst_ms_qc0 |
| GUID_OFF | 0.0 | guiding stars offset (arcsec) | -9999 | f32 | csst_ms_qc0 |
| DEAD_CCD | F | indicating dead CCD | T | bool | csst_ms_qc0 |
| NOIS_CCD | F | indicating higher CCD noise level | T | bool | csst_ms_qc0 |
| FF_PETAL | F | indicating image diffraction pattern | T | bool | csst_ms_qc0 |
| GUID_ERR | F | indicating larger guiding offset | T | bool | csst_ms_qc0 |
| CROSTALK | F | indicating significant image crosstalk | T | bool | csst_ms_qc0 |
| BADPIXFR | 0.0 | CCD bad pixel fraction (unitless) | -9999 | f32 | csst_ms_qc0 |
| PSF_SIZE | 0.0 | Best-fit PSF size from guider | -9999 | f32 | csst_ms_qc0 |
| STRLIGHT | F | Significant stray light effect in this field | T | bool | csst_ms_qc0 |
| BAD_ROT | F | indicating bad rotation effect in this field | T | bool | csst_ms_qc0 |
| BRI_STAR | F | Significant bright star in this field | T | bool | csst_ms_qc0 |
| CCD_TEMP | 0.0 | Large CCD temperature variation in this field | -9999 | f32 | csst_ms_qc0 |
| VER_QC0 | '0.0.1' | Pipeline version | '0.0.1' | str | csst_ms_qc0 |
#### Header of `csst_ms_qc0 qc1 check`
| keyword | value | comment | fallback_value | type | module |
|----------|:----------|-------------------------|----------------|-------|---------------|
| *STA_QC1 | 0 | QC1 Status (0/non-zero) | -1 | int | csst_ms_qc0 |
| ME_FWHM | 0.158212 | MEAN FWHM (in arcsec) | -9999 | f32 | csst_ms_qc0 |
| WCS_OFF | T | WCS OFFSET (T/F) | F | bool | csst_ms_qc0 |
| VER_QC1 | '0.0.1' | Pipeline version | '0.0.1' | str | csst_ms_qc0 |
## File: *_cat.fits
### File contents
| HDU | data | note |
|------|-------------------------|------------|
| HDU0 | None | PrimaryHDU |
| HDU1 | Table | ImageHDU |
### HDU0
#### Header of photometry
| keyword | value | comment | fallback_value | type | module |
|-----------|:--------------------------|-------------------------------|----------------|------|-------------------------|
| APERSIZE | '3,4,5,6,8,10,13,16,20,25,30,40,' | aperture radii in pixels | | str | csst_ms_mbi_photometry |
| NS_APER | 75 | number of stars used in aperture correction | | i8 | csst_ms_mbi_photometry |
| APCOR0 | -0.06074262037873268 | mag correction for aperture #0 | | f32 | csst_ms_mbi_photometry |
| APERR0 | 0.0 | mag correction error for aperture #0 | | f32 | csst_ms_mbi_photometry |
| APCOR1 | -0.01975813694298267 | mag correction for aperture #1 | | f32 | csst_ms_mbi_photometry |
| APERR1 | 0.0 | mag correction error for aperture #1 | | f32 | csst_ms_mbi_photometry |
| APCOR2 | 0.0 | mag correction for aperture #2 | | f32 | csst_ms_mbi_photometry |
| APERR2 | 0.0 | mag correction error for aperture #2 | | f32 | csst_ms_mbi_photometry |
| APCOR3 | 0.01290098764002323 | mag correction for aperture #3 | | f32 | csst_ms_mbi_photometry |
| APERR3 | 0.0 | mag correction error for aperture #3 | | f32 | csst_ms_mbi_photometry |
| APCOR4 | 0.02804811112582684 | mag correction for aperture #4 | | f32 | csst_ms_mbi_photometry |
| APERR4 | 0.0 | mag correction error for aperture #4 | | f32 | csst_ms_mbi_photometry |
| APCOR5 | 0.03705496713519096 | mag correction for aperture #5 | | f32 | csst_ms_mbi_photometry |
| APERR5 | 0.0 | mag correction error for aperture #5 | | f32 | csst_ms_mbi_photometry |
| APCOR6 | 0.04462624341249466 | mag correction for aperture #6 | | f32 | csst_ms_mbi_photometry |
| APERR6 | 0.0 | mag correction error for aperture #6 | | f32 | csst_ms_mbi_photometry |
| APCOR7 | 0.05059236660599709 | mag correction for aperture #7 | | f32 | csst_ms_mbi_photometry |
| APERR7 | 0.0 | mag correction error for aperture #7 | | f32 | csst_ms_mbi_photometry |
| APCOR8 | 0.05710481852293015 | mag correction for aperture #8 | | f32 | csst_ms_mbi_photometry |
| APERR8 | 0.0 | mag correction error for aperture #8 | | f32 | csst_ms_mbi_photometry |
| APCOR9 | 0.06682745367288589 | mag correction for aperture #9 | | f32 | csst_ms_mbi_photometry |
| APERR9 | 0.0 | mag correction error for aperture #9 | | f32 | csst_ms_mbi_photometry |
| APCOR10 | 0.07620415091514587 | mag correction for aperture #10 | | f32 | csst_ms_mbi_photometry |
| APERR10 | 0.0 | mag correction error for aperture #10 | | f32 | csst_ms_mbi_photometry |
| APCOR11 | 0.0952027440071106 | mag correction for aperture #11 | | f32 | csst_ms_mbi_photometry |
| APERR11 | 0.0 | mag correction error for aperture #11 | | f32 | csst_ms_mbi_photometry |
| HIERARCH ns_HYBRID | 328 |number of stars used in HYBRID correction | | i8 | csst_ms_mbi_photometry |
| HYBCOR | 0.0498337559401989 | mag correction for HYBRID | | f32 | csst_ms_mbi_photometry |
| HYBERR | 0.000711286964798456 | mag correction error | | f32 | csst_ms_mbi_photometry |
| NS_PSF | 306 | number of stars used in PSF correction | | i8 | csst_ms_mbi_photometry |
| PSFCOR | -0.00268870708532631 | mag correction for PSF | | f32 | csst_ms_mbi_photometry |
| PSFERR | 0.000903990056504255 | mag correction error | | f32 | csst_ms_mbi_photometry |
| NS_MODEL | 324 | number of stars used in MODEL correction| | i8 | csst_ms_mbi_photometry |
| MODCOR | 0.04189466685056686 | mag correction for MODEL | | f32 | csst_ms_mbi_photometry |
| MODERR | 0.000894258863834524| mag correction error | | f32 | csst_ms_mbi_photometry |
### HDU1
#### Header
## File: *_psf.fits
### File contents
| HDU | data | note |
|------|-------------------------|------------|
| HDU0 | None | PrimaryHDU |
| HDU1 | Table | ImageHDU |
### HDU0
#### Header
| keyword | value | comment | fallback_value | type | module |
|---------|:------|---------------|----------------|------|------------------|
| SIMPLE | True | Fits standard | True | bool | csst_ooc_psf_mbi |
### HDU1
#### Header of `csst_ooc_psf_mbi`
| keyword | value | comment | fallback_value | type | module |
| -------- |:------------ | --------------------------------------------- | -------------- | ---- | ---------------- |
| LOADED | 579 | Number of loaded sources | | I8 | csst_ooc_psf_mbi |
| ACCEPTED | 573 | Number of accepted sources | | I8 | csst_ooc_psf_mbi |
| CHI2 | 1.12832649 | Final reduced chi2 | | f32 | csst_ooc_psf_mbi |
| POLNAXIS | 2 | Number of context parameters | | I8 | csst_ooc_psf_mbi |
| POLGRP1 | 1 | Polynom group for this context parameter | | I8 | csst_ooc_psf_mbi |
| POLNAME1 | 'XWIN_IMAGE' | Name of this context parameter | | Str | csst_ooc_psf_mbi |
| POLZERO1 | 4607.403434 | Offset value for this context parameter | | f32 | csst_ooc_psf_mbi |
| POLSCAL1 | 9161.359825 | Scale value for this context parameter | | f32 | csst_ooc_psf_mbi |
| POLGRP2 | 1 | Polynom group for this context parameter | | I8 | csst_ooc_psf_mbi |
| POLNAME2 | 'YWIN_IMAGE' | Name of this context parameter | | Str | csst_ooc_psf_mbi |
| POLZERO2 | 4631.62895 | Offset value for this context parameter | | f32 | csst_ooc_psf_mbi |
| POLSCAL2 | 9174.347872 | Scale value for this context parameter | | f32 | csst_ooc_psf_mbi |
| POLNGRP | 1 | Number of context groups | | I8 | csst_ooc_psf_mbi |
| POLDEG1 | 2 | Polynom degree for this context group | | I8 | csst_ooc_psf_mbi |
| PSF_FWHM | 2.31607056 | PSF FWHM in image pixels | | f32 | csst_ooc_psf_mbi |
| PSF_SAMP | 0.49278098 | Sampling step of the PSF data in image pixels | | f32 | csst_ooc_psf_mbi |
| PSFNAXIS | 3 | Dimensionality of the PSF data | | I8 | csst_ooc_psf_mbi |
| PSFAXIS1 | 71 | Number of element along this axis | | I8 | csst_ooc_psf_mbi |
| PSFAXIS2 | 71 | Number of element along this axis | | I8 | csst_ooc_psf_mbi |
| PSFAXIS3 | 6 | Number of element along this axis | | I8 | csst_ooc_psf_mbi |
#### Header of `csst_ooc_psf_strategy_crds`
| keyword | value | comment | fallback_value | type | module |
| --------- | --------------------- | -------------------------------------------------------------------------------------------------------------------------------------- | -------------- | ---- | -------------------------- |
| USEAFTER | '2028-07-22T18:52:33' | date and time after the reference files will be used. (YYYY-MM-DDThh:mm:ss) | | str | csst_ooc_psf_strategy_crds |
| OBSSTART | '2028-07-22T18:52:33' | UTC date and time of start of first observation (YYYY-MM-DDThh:mm:ss) | | str | csst_ooc_psf_strategy_crds |
| OBSEND | '2028-07-23T17:54:27' | UTC date and time of end of last observation (YYYY-MM-DDThh:mm:ss) | | str | csst_ooc_psf_strategy_crds |
| EXPTYPE | 'SCI' | type of exposes used to create the reference file ('SCI'or 'OOC') | | str | csst_ooc_psf_strategy_crds |
| COMBINE_N | 135 | number of exposes used to create the reference file. | | I8 | csst_ooc_psf_strategy_crds |
| BREAPHAS | 'hot' | phase of breathing effect, which is the focus varies over orbital time
scales due to thermal changes. ('hot', 'cold'. 'none') | | str | csst_ooc_psf_strategy_crds |
| TEMP_PM | 20.72563452 | average temperature surrounding the primary mirror (in K) | | f32 | csst_ooc_psf_strategy_crds |
| TEMP_SM | 20.72563452 | average temperature surrounding the secondary mirror (in K) | | f32 | csst_ooc_psf_strategy_crds |
| TEMP_TM | 20.72563452 | average temperature surrounding the tertiary mirror (in K) | | f32 | csst_ooc_psf_strategy_crds |
| LFOCUST | '2028-07-22T18:52:33' | last focus (AM1 or AM2) time (YYYY-MM-DDThh:mm:ss) | | str | csst_ooc_psf_strategy_crds |
| P1_FOCUS | 28025.63452 | parameter 1 of focal length calculated from the positions ofthe focus
adjustment mechanism (FAM) and the secondary mirror (in mm) | | f32 | csst_ooc_psf_strategy_crds |
| P2_ FOCUS | 28025.63452 | parameter 2 of focal length (in mm) | | f32 | csst_ooc_psf_strategy_crds |
| P3_ FOCUS | 28025.63452 | parameter 3 of focal length (in mm) | | f32 | csst_ooc_psf_strategy_crds |
| P4_ FOCUS | 28025.63452 | parameter 4 of focal length (in mm) | | f32 | csst_ooc_psf_strategy_crds |
| P5_ FOCUS | 28025.63452 | parameter 5 of focal length (in mm) | | f32 | csst_ooc_psf_strategy_crds |
| P6_ FOCUS | 28025.63452 | parameter 6 of focal length (in mm) | | f32 | csst_ooc_psf_strategy_crds |
| FSM_STAT | T | working state of fast-steering mirror (FSM) | | bool | csst_ooc_psf_strategy_crds |
#### Header of `csst_ms_mbi_astrometry`
| keyword | value | comment | fallback_value | type | module |
|-------------------|:--------------------|---------------------------------------------------------------------------------------------------------------------|------------------------|--------|---------------------------|
| *STA_CCRS CCRSCAL | 0 | Completion degree of relative astrometric solution in CCRS | 1 | i8 | csst_ms_mbi_astrometry |
| *VER_CCRS CCRSVE | "v2023.01" | Version of CSST relative Astrometry soft in CCRS | "v2023.01" | str | csst_ms_mbi_astrometry |
| CCRSGATE | " " | Camera shutter information | " " | str | csst_ms_mbi_astrometry |
| CCRSCONF | " " | Configuration file for astrometry | " " | str | csst_ms_mbi_astrometry |
| CCRSIM | " mormal" | Image classification for CSST Astrometry | " normal " | str | csst_ms_mbi_astrometry |
| CCRSTM | 2023:02:03-12:03:04 | Time of last CSST Astrometry in CCRS | 2023:02:03-12:03:04 | str | csst_ms_mbi_astrometry |
| CCRSREF | "Gaia dr3 v01" | Reference Catalogue for CSST Astrometry in CCRS | "Gaia dr3 v01" | str | csst_ms_mbi_astrometry |
| CCRSHIS | 1 | Astrometric solution Record for CCRS | 1 | i8 | csst_ms_mbi_astrometry |
| DELT_RA | 0.3 | The difference between the initial central RA and the measured central RA for CCRS in unit degree | 361 | f32 | csst_ms_mbi_astrometry |
| DELT_DEC | 0.3 | The difference between the initial central DEC and the measured central DEC for CCRS in unit degree | 181 | f32 | csst_ms_mbi_astrometry |
| DELT_PS | 0.3 | The difference between the the initial pixelscale and the measured pixelscale for CCRS in unit arcsecond per pixel | 99999 | f32 | csst_ms_mbi_astrometry |
| CCDALCE | 3468 | CCD Centroid along coordinate for CCRS | 3345 | f32 | csst_ms_mbi_astrometry |
| CCDALCEE | 3 | CCD Centroid along coordinate Error for CCRS | 9999 | f32 | csst_ms_mbi_astrometry |
| CCDACCE | 3468 | CCD Centroid along coordinate for CCRS | 3345 | f32 | csst_ms_mbi_astrometry |
| CCDACCEE | 3 | CCD Centroid across coordinate Error for CCRS | 9999 | f32 | csst_ms_mbi_astrometry |
| CCD_ROW | 2 | CCD Row for CCRS | 2 | i8 | csst_ms_mbi_astrometry |
| CCD_COL | 2 | CCD Column for CCRS | 2 | i8 | csst_ms_mbi_astrometry |
| CEQUINOX | 2000 | Reference epoch for CCRS | 2000 | f32 | csst_ms_mbi_astrometry |
| CRADESYS | "CCRS" | Reference coordinate system for CCRS | "CCRS" | str | csst_ms_mbi_astrometry |
| C_CTYPE1 | 'RA---TPV' | WCS projection type for this axis | 'RA---TPV' | str | csst_ms_mbi_astrometry |
| C_CTYPE2 | 'DEC--TPV' | WCS projection type for this axis | 'DEC--TPV' | str | csst_ms_mbi_astrometry |
| C_CUNIT1 | 'deg ' | Axis unit | 'deg ' | str | csst_ms_mbi_astrometry |
| C_CUNIT2 | 'deg ' | Axis unit | 'deg ' | str | csst_ms_mbi_astrometry |
| C_CRVAL1 | 9.030599852245E+01 | World coordinate on this axis | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_CRVAL2 | 2.438488373039E+01 | World coordinate on this axis | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_CRPIX1 | 4.694923673820E+03 | Reference pixel on this axis | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_CRPIX2 | 4.619541250822E+03 | Reference pixel on this axis | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_CD1_1 | -8.151272405944E-06 | Linear projection matrix | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_CD1_2 | -1.872449650544E-05 | Linear projection matrix | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_CD2_1 | 1.876564643792E-05 | Linear projection matrix | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_CD2_2 | -8.133840508591E-06 | Linear projection matrix | Read from level 0 data | f32 | csst_ms_mbi_astrometry |
| C_PV1_0 | 5.170560041120E-06 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_1 | 9.998597063949E-01 | Projection distortion parameter | 1 | f32 | csst_ms_mbi_astrometry |
| C_PV1_2 | -2.639332324050E-05 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_4 | -2.036180144002E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_5 | -9.700979957371E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_6 | 2.985621009586E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_7 | 1.352911042189E-02 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_8 | -2.059801280272E-02 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_9 | 1.720680837477E-02 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_10 | 9.773972553669E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_12 | -1.447093954841E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_13 | 3.877149836968E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_14 | -5.851518938865E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_15 | 3.482309631134E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV1_16 | -2.183057017500E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_0 | 1.728529121022E-05 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_1 | 9.999804628736E-01 | Projection distortion parameter | 1 | f32 | csst_ms_mbi_astrometry |
| C_PV2_2 | -6.335240164790E-05 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_4 | -5.966442744430E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_5 | 6.203002956354E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_6 | -3.553022699090E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_7 | -3.813262941731E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_8 | 5.844942621588E-02 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_9 | 4.675092996504E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_10 | -7.886221100639E-03 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_12 | 3.250659874395E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_13 | -4.054835390976E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_14 | 7.550500477228E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_15 | -2.401706541249E-02 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_PV2_16 | 3.205340695247E-01 | Projection distortion parameter | 0 | f32 | csst_ms_mbi_astrometry |
| C_IRMS1 | 0.000000000000E+00 | Astrom. dispersion RMS (intern., high S/N) | 9999 | f32 | csst_ms_mbi_astrometry |
| C_IRMS2 | 0.000000000000E+00 | Astrom. dispersion RMS (intern., high S/N) | 9999 | f32 | csst_ms_mbi_astrometry |
| C_RRMS1 | 6.458653303335E-06 | Astrom. dispersion RMS (ref., high S/N) | 9999 | f32 | csst_ms_mbi_astrometry |
| C_RRMS2 | 8.724734011714E-06 | Astrom. dispersion RMS (ref., high S/N) | 9999 | f32 | csst_ms_mbi_astrometry |