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Glossary of WSA attributes
This Glossary alphabetically lists all attributes used in the SSA database(s) held in the WSA. If you would like to have more information about the schema tables please use the SSA Schema Browser (other Browser versions).

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D

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I
Name	Schema Table	Database	Description	Type	Length	Unit	Default Value	Unified Content Descriptor
id	twomass_xsc	2MASS	source ID number (unique within scan, coadd).	int	4			NUMBER
id_cat	twomass_xsc	2MASS	matched galaxy's catalog name.	varchar	20			NAME
id_flg	twomass_xsc	2MASS	type/galaxy ID flag (0=non-catalog, 1=catalog, 2=LCSB).	smallint	2			CODE_MISC
im_nx	twomass_xsc	2MASS	size of postage stamp image in pixels.	smallint	2			INST_DET_SIZE
instrument	Plate	SSA	Name of scanning machine	varchar	16			INST_ID
invSGDens	JunkDetection	SSA	Local inverse star/galaxy density	int	4			PHYS_DENSITY_SURFACE
ipeak	Detection	SSA	Intensity of brightest pixel above sky	real	4	instrumental units		PHOT_INTENSITY_MISC
isky	Detection	SSA	Estimate of sky intensity at (xCen, yCen)	real	4			PHOT_SB_SKY