Final Catalog Product¶
$SetSchemaPath mer/euc-test-mer-FinalCatalog.xsd
Data product name¶
$PrintDataProductName
Data product custodian¶
$PrintDataProductCustodian
MER final catalog. Merged catalog with photometric and morphological information. It shall contain object positions, total fluxes, colors and some object characterization parameters. This product is an output from the MER catalog assembly module.
Name of the Schema file¶
$PrintSchemaFilename
Data product elements¶
$PrintDataProductElements
Data product detailed description¶
Processing Element(s) creating/using the data product¶
Creators:
MER_CatalogAssembly
Processing function using the data product¶
SIR, PHZ, SHE
Detailed description of the data product¶
Final merged catalog with photometric and morphological information. It shall contain object positions, total fluxes, colors and some object characterization parameters. This product is an output from the MER Catalog Assembly Processing Element.
This is the main output product from MER. This catalog is used by the PHZ, SIR and SHE Processing Functions.
The main elements inside this product are:
SpatialCoverage: The catalog spatial coverage.
SpectralCoverage: The catalog spectral coverage with a list of the filters that were used produce the catalog (e.g., VIS, NIR_Y, NIR_J, NIR_H, DECAM_g, LSST_g).
TileIndex: The MER tile index.
PatchIdList (optional): The sky patch ids associated to the product.
ObservationIdList (optional): List of unique IDs identifying the Euclid observations the were used to generate the product.
CalblockIdList (optional): The calibration block ids associated to the product.
ProcessingMode: The MER pipeline processing mode (WIDE or DEEP) used to generate the product.
DataStorage: Element that links to a FITS file containing the catalog data set.
CutoutsCatalogStorage: Element that links to a FITS file containing the source cutouts catalog data set.
QualityParams: The catalog quality parameters.
ProcessingSteps (optional): Information about the processing steps associated with the production of the final catalog.
Bellow is a brief description of all the columns contained in the catalog FITS file:
Column name |
Description |
Unit |
|---|---|---|
OBJECT_ID |
Euclid unique source identifier |
|
RIGHT_ASCENSION |
Source barycenter RA coordinate (SExtractor ALPHA_J2000) decimal degrees |
deg |
DECLINATION |
Source barycenter DEC coordinate (SExtractor DELTA_J2000) decimal degrees |
deg |
SEGMENTATION_MAP_ID |
Source ID in the associated segmentation map |
|
VIS_DET |
Flag to indicate if the source is detected in the VIS mosaic (1) or is only detected in the NIR mosaic (0) |
|
FLUX_G_EXT_DECAM_APER |
Gext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_R_EXT_DECAM_APER |
Rext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_I_EXT_DECAM_APER |
Iext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_Z_EXT_DECAM_APER |
Zext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_U_EXT_OMEGACAM_APER |
Uext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_G_EXT_OMEGACAM_APER |
Gext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_R_EXT_OMEGACAM_APER |
Rext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_I_EXT_OMEGACAM_APER |
Iext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_U_EXT_LSST_APER |
Uext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_G_EXT_LSST_APER |
Gext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_R_EXT_LSST_APER |
Rext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_I_EXT_LSST_APER |
Iext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_Z_EXT_LSST_APER |
Zext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_U_EXT_MEGACAM_APER |
Uext MegaCam band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_R_EXT_MEGACAM_APER |
Rext MegaCam band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_G_EXT_JPCAM_APER |
Gext JPCam band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_I_EXT_PANSTARRS_APER |
Iext PANSTARRS band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_Z_EXT_PANSTARRS_APER |
Zext PANSTARRS band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_Z_EXT_HSC_APER |
Zext HSC band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_VIS_APER |
VIS band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_Y_APER |
Y band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_J_APER |
J band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUX_H_APER |
H band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUXERR_G_EXT_DECAM_APER |
Gext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_R_EXT_DECAM_APER |
Rext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_I_EXT_DECAM_APER |
Iext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_Z_EXT_DECAM_APER |
Zext DECam band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_U_EXT_OMEGACAM_APER |
Uext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_G_EXT_OMEGACAM_APER |
Gext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_R_EXT_OMEGACAM_APER |
Rext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_I_EXT_OMEGACAM_APER |
Iext OmegaCAM band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_U_EXT_LSST_APER |
Uext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_G_EXT_LSST_APER |
Gext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_R_EXT_LSST_APER |
Rext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_I_EXT_LSST_APER |
Iext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_Z_EXT_LSST_APER |
Zext LSST band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_U_EXT_MEGACAM_APER |
Uext MegaCam band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_R_EXT_MEGACAM_APER |
Rext MegaCam band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_G_EXT_JPCAM_APER |
Gext JPCam band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_I_EXT_PANSTARRS_APER |
Iext PANSTARRS band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_Z_EXT_PANSTARRS_APER |
Zext PANSTARRS band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_Z_EXT_HSC_APER |
Zext HSC band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_VIS_APER |
VIS band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_Y_APER |
Y band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_J_APER |
J band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUXERR_H_APER |
H band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUX_NIR_STACK_APER |
NIR stack band source aperture photometry flux (2 FWHM) on PSF-matched images |
{\mu}Jy |
FLUXERR_NIR_STACK_APER |
NIR stack band source aperture photometry flux (2 FWHM) on PSF-matched images error |
{\mu}Jy |
FLUX_G_EXT_DECAM_TOTAL |
Gext DECam band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_R_EXT_DECAM_TOTAL |
Rext DECam band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_I_EXT_DECAM_TOTAL |
Iext DECam band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_Z_EXT_DECAM_TOTAL |
Zext DECam band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_U_EXT_OMEGACAM_TOTAL |
Uext OmegaCAM band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_G_EXT_OMEGACAM_TOTAL |
Gext OmegaCAM band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_R_EXT_OMEGACAM_TOTAL |
Rext OmegaCAM band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_I_EXT_OMEGACAM_TOTAL |
Iext OmegaCAM band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_U_EXT_LSST_TOTAL |
Uext LSST band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_G_EXT_LSST_TOTAL |
Gext LSST band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_R_EXT_LSST_TOTAL |
Rext LSST band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_I_EXT_LSST_TOTAL |
Iext LSST band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_Z_EXT_LSST_TOTAL |
Zext LSST band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_U_EXT_MEGACAM_TOTAL |
Uext MegaCam band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_R_EXT_MEGACAM_TOTAL |
Rext MegaCam band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_G_EXT_JPCAM_TOTAL |
Gext JPCam band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_I_EXT_PANSTARRS_TOTAL |
Iext PANSTARRS band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_Z_EXT_PANSTARRS_TOTAL |
Zext PANSTARRS band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_Z_EXT_HSC_TOTAL |
Zext HSC band source template fitting flux (TPHOT measurement) |
{\mu}Jy |
FLUX_Y_TOTAL |
Y band source total flux |
{\mu}Jy |
FLUX_J_TOTAL |
J band source total flux |
{\mu}Jy |
FLUX_H_TOTAL |
H band source total flux |
{\mu}Jy |
FLUXERR_G_EXT_DECAM_TOTAL |
Gext DECam band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_R_EXT_DECAM_TOTAL |
Rext DECam band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_I_EXT_DECAM_TOTAL |
Iext DECam band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_Z_EXT_DECAM_TOTAL |
Zext DECam band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_U_EXT_OMEGACAM_TOTAL |
Uext OmegaCAM band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_G_EXT_OMEGACAM_TOTAL |
Gext OmegaCAM band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_R_EXT_OMEGACAM_TOTAL |
Rext OmegaCAM band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_I_EXT_OMEGACAM_TOTAL |
Iext OmegaCAM band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_U_EXT_LSST_TOTAL |
Uext LSST band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_G_EXT_LSST_TOTAL |
Gext LSST band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_R_EXT_LSST_TOTAL |
Rext LSST band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_I_EXT_LSST_TOTAL |
Iext LSST band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_Z_EXT_LSST_TOTAL |
Zext LSST band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_U_EXT_MEGACAM_TOTAL |
Uext MegaCam band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_R_EXT_MEGACAM_TOTAL |
Rext MegaCam band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_G_EXT_JPCAM_TOTAL |
Gext JPCam band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_I_EXT_PANSTARRS_TOTAL |
Iext PANSTARRS band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_Z_EXT_PANSTARRS_TOTAL |
Zext PANSTARRS band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_Z_EXT_HSC_TOTAL |
Zext HSC band source template fitting flux error (TPHOT measurement) |
{\mu}Jy |
FLUXERR_Y_TOTAL |
Y band source total flux error |
{\mu}Jy |
FLUXERR_J_TOTAL |
J band source total flux error |
{\mu}Jy |
FLUXERR_H_TOTAL |
H band source total flux error |
{\mu}Jy |
FLUX_VIS_PSF |
VIS band source PSF-fitting photometry flux (TPHOT measurement) |
{\mu}Jy |
FLUXERR_VIS_PSF |
VIS band source PSF-fitting photometry flux error (TPHOT measurement) |
{\mu}Jy |
FLUX_SEGMENTATION |
{\mu}Jy |
|
FLUXERR_SEGMENTATION |
{\mu}Jy |
|
FLUX_DETECTION_TOTAL |
{\mu}Jy |
|
FLUXERR_DETECTION_TOTAL |
{\mu}Jy |
|
FLAG_G_EXT_DECAM |
Objects flag keeping track of the flagged pixels in the GextDECam flag image |
|
FLAG_R_EXT_DECAM |
Objects flag keeping track of the flagged pixels in the RextDECam flag image |
|
FLAG_I_EXT_DECAM |
Objects flag keeping track of the flagged pixels in the IextDECam flag image |
|
FLAG_Z_EXT_DECAM |
Objects flag keeping track of the flagged pixels in the ZextDECam flag image |
|
FLAG_U_EXT_OMEGACAM |
Objects flag keeping track of the flagged pixels in the UextOmegaCAM flag image |
|
FLAG_G_EXT_OMEGACAM |
Objects flag keeping track of the flagged pixels in the GextOmegaCAM flag image |
|
FLAG_R_EXT_OMEGACAM |
Objects flag keeping track of the flagged pixels in the RextOmegaCAM flag image |
|
FLAG_I_EXT_OMEGACAM |
Objects flag keeping track of the flagged pixels in the IextOmegaCAM flag image |
|
FLAG_U_EXT_LSST |
Objects flag keeping track of the flagged pixels in the Uext LSST flag image |
|
FLAG_G_EXT_LSST |
Objects flag keeping track of the flagged pixels in the Gext LSST flag image |
|
FLAG_R_EXT_LSST |
Objects flag keeping track of the flagged pixels in the Rext LSST flag image |
|
FLAG_I_EXT_LSST |
Objects flag keeping track of the flagged pixels in the Iext LSST flag image |
|
FLAG_Z_EXT_LSST |
Objects flag keeping track of the flagged pixels in the Zext LSST flag image |
|
FLAG_U_EXT_MEGACAM |
Objects flag keeping track of the flagged pixels in the Uext MegaCam flag image |
|
FLAG_R_EXT_MEGACAM |
Objects flag keeping track of the flagged pixels in the Rext MegaCam flag image |
|
FLAG_G_EXT_JPCAM |
Objects flag keeping track of the flagged pixels in the Gext JPCam flag image |
|
FLAG_I_EXT_PANSTARRS |
Objects flag keeping track of the flagged pixels in the Iext PANSTARRS flag image |
|
FLAG_Z_EXT_PANSTARRS |
Objects flag keeping track of the flagged pixels in the Zext PANSTARRS flag image |
|
FLAG_Z_EXT_HSC |
Objects flag keeping track of the flagged pixels in the Zext HSC flag image |
|
FLAG_VIS |
Objects flag keeping track of the flagged pixels in the VIS flag image |
|
FLAG_Y |
Objects flag keeping track of the flagged pixels in the Y flag image |
|
FLAG_J |
Objects flag keeping track of the flagged pixels in the J flag image |
|
FLAG_H |
Objects flag keeping track of the flagged pixels in the H flag image |
|
FLAG_NIR_STACK |
Objects flag keeping track of the flagged pixels in the NIR stack flag image |
|
AVG_TRANS_WAVE_G_EXT_DECAM |
Average filter transmission curve wavelength for the DECam G band |
Angstrom |
AVG_TRANS_WAVE_R_EXT_DECAM |
Average filter transmission curve wavelength for the DECam R band |
Angstrom |
AVG_TRANS_WAVE_I_EXT_DECAM |
Average filter transmission curve wavelength for the DECam I band |
Angstrom |
AVG_TRANS_WAVE_Z_EXT_DECAM |
Average filter transmission curve wavelength for the DECam Z band |
Angstrom |
AVG_TRANS_WAVE_U_EXT_OMEGACAM |
Average filter transmission curve wavelength for the omegaCAM U band |
Angstrom |
AVG_TRANS_WAVE_G_EXT_OMEGACAM |
Average filter transmission curve wavelength for the omegaCAM G band |
Angstrom |
AVG_TRANS_WAVE_R_EXT_OMEGACAM |
Average filter transmission curve wavelength for the omegaCAM R band |
Angstrom |
AVG_TRANS_WAVE_I_EXT_OMEGACAM |
Average filter transmission curve wavelength for the omegaCAM I band |
Angstrom |
AVG_TRANS_WAVE_U_EXT_LSST |
Average filter transmission curve wavelength for the LSST U band |
Angstrom |
AVG_TRANS_WAVE_G_EXT_LSST |
Average filter transmission curve wavelength for the LSST G band |
Angstrom |
AVG_TRANS_WAVE_R_EXT_LSST |
Average filter transmission curve wavelength for the LSST R band |
Angstrom |
AVG_TRANS_WAVE_I_EXT_LSST |
Average filter transmission curve wavelength for the LSST I band |
Angstrom |
AVG_TRANS_WAVE_Z_EXT_LSST |
Average filter transmission curve wavelength for the LSST Z band |
Angstrom |
AVG_TRANS_WAVE_U_EXT_MEGACAM |
Average filter transmission curve wavelength for the MegaCam U band |
Angstrom |
AVG_TRANS_WAVE_R_EXT_MEGACAM |
Average filter transmission curve wavelength for the MegaCam R band |
Angstrom |
AVG_TRANS_WAVE_G_EXT_JPCAM |
Average filter transmission curve wavelength for the JPCam G band |
Angstrom |
AVG_TRANS_WAVE_I_EXT_PANSTARRS |
Average filter transmission curve wavelength for the PANSTARRS I band |
Angstrom |
AVG_TRANS_WAVE_Z_EXT_PANSTARRS |
Average filter transmission curve wavelength for the PANSTARRS Z band |
Angstrom |
AVG_TRANS_WAVE_Z_EXT_HSC |
Average filter transmission curve wavelength for the HSC Z band |
Angstrom |
AVG_TRANS_WAVE_VIS |
Average filter transmission curve wavelength for the VIS band |
Angstrom |
AVG_TRANS_WAVE_Y |
Average filter transmission curve wavelength for the Y band |
Angstrom |
AVG_TRANS_WAVE_J |
Average filter transmission curve wavelength for the J band |
Angstrom |
AVG_TRANS_WAVE_H |
Average filter transmission curve wavelength for the H band |
Angstrom |
DEBLENDED_FLAG |
Flag marking if the object was originally blended with another one |
|
PARENT_ID |
ID of the parent sources of a deblended object |
|
PARENT_VISNIR |
ID of the parent sources of a deblended object |
|
BLENDED_PROB |
Probability that the source is blended with another source |
|
SHE_FLAG |
Flags for objects SHE might want to remove (eg. bright stars) |
|
VARIABLE_FLAG |
Object variability flag |
|
BINARY_FLAG |
Flag for potentially binary stars |
|
POINT_LIKE_FLAG |
Point-like flag : flag set to 1 for VIS detections with (DET_QUALITY_FLAG==0) AND (POINT_LIKE_PROBA>threshold), otherwise set to NaN |
|
POINT_LIKE_PROB |
Probability between 0 and 1 that the source is point-like (the estimation uses a “star probability cube” defined in the MDB). Value is set to NaN for NIR-only objects (use MUMAX_MINUS_MAG for NIR-only objcts) |
|
EXTENDED_FLAG |
Extended source flag |
|
EXTENDED_PROB |
Probability between 0 and 1 that the source is extended |
|
SPURIOUS_FLAG |
Spurious source flag |
|
SPURIOUS_PROB |
Probability between 0 and 1 that the source is spurious |
|
MAG_STARGAL_SEP |
Magnitude used to compute POINT_LIKE_PROB |
mag |
DET_QUALITY_FLAG |
Detection step flags that could indicate the possible corruption of the MAG_STARGAL_SEP values |
|
MU_MAX |
Peak surface brightness above the background in the detection band (directly from SExtractor) |
mag/arcsec^2 |
MUMAX_MINUS_MAG |
The difference between MU_MAX and MAG_STARGAL_SEP, valid even for NIR-only sources |
mag/arcsec^2 |
SEGMENTATION_AREA |
Isophotal area of the source above the analysis threshold (SExtractor ISOAREA_IMAGE) |
pix |
A_IMAGE |
Semi-major axis of the source (from Asterism) |
arcsec |
POSITION_ANGLE |
Position angle (CCW/x) of the source (from Asterism) range: -90 up to +90 decimal degrees |
deg |
ELLIPTICITY |
A parametrization of how stretched an object is in the detection band, computed from the minor and major axes of the object itself (from Asterism) |
|
CONCENTRATION |
This parameter, simply referred to as the concentration, is defined as the logarithm of the ratio between circular radii containing 80% and 20% of the total flux |
|
ASYMMETRY |
The asymmetry quantifies the degree to which the galaxy flux is rotationally symmetric. It is obtained by subtracting from the original image, the flipped galaxy (rotated by 180deg) |
|
SMOOTHNESS |
The smoothness quantifies the degree of small-scale structure of the galaxy. The image is smoothed with a box of width 0.25 rp and then subtracted from the original image |
|
GINI |
It is a statistic parameter based on the Lorentz curve that presents the cumulative distribution function of galaxy’s pixel i values |
|
MOMENT_20 |
It is defined as a normalized second-order moment of the 20% brightest pixels of the galaxy. This parameter can trace the spatial distribution of any bright core, bar, spiral arm, and off-centre star cluster |
|
A_IMAGE_ERR |
Semi-major axis error |
|
POSITION_ANGLE_ERR |
Position angle error |
|
ELLIPTICITY_ERR |
Ellipticity error |
|
CONCENTRATION_ERR |
Concentratrion error |
|
ASYMMETRY_ERR |
Asymmetry error |
|
SMOOTHNESS_ERR |
Smoothness error |
|
GINI_ERR |
GINI error |
|
MOMENT_20_ERR |
Moment of light error |
|
GAL_EBV |
Estimated galactic E(B-V) at the source centroid according to the reference Planck map |
mag |
GAL_EBV_ERR |
Error on galactic E(B-V) according to the reference Planck map |
mag |