I
Name	Schema Table	Database	Description	Type	Length	Unit	Default Value	Unified Content Descriptor
iCalCorr	twompzPhotoz	TWOMPZ	SuperCOSMOS IgCorMag corrected for Galactic dust extinction. Southern hemisphere [dec(1950)<2.5] have been corrected for a small colour dependent offset between UKST and POSS-II. {image primary HDU keyword: IcalCorr}	real	4		-0.9999995e9
iCalCorrErr	twompzPhotoz	TWOMPZ	Estimated error in I band {image primary HDU keyword: errI}	real	4	mag	-0.9999995e9
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
inPhotozCat	wiseScosSvm	WISExSCOSPZ	Is the object in the photo-z only catalogue 0 NO/1 YES	tinyint	1		0
instrument	Plate	PSSA	Name of scanning machine	varchar	16			INST_ID
instrument	Plate	SSA	Name of scanning machine	varchar	16			INST_ID
invSGDens	JunkDetection	PSSA	Local inverse star/galaxy density	int	4			PHYS_DENSITY_SURFACE
invSGDens	JunkDetection	SSA	Local inverse star/galaxy density	int	4			PHYS_DENSITY_SURFACE
ipeak	Detection	PSSA	Intensity of brightest pixel above sky	real	4	instrumental units		PHOT_INTENSITY_MISC
ipeak	Detection	SSA	Intensity of brightest pixel above sky	real	4	instrumental units		PHOT_INTENSITY_MISC
isky	Detection	PSSA	Estimate of sky intensity at (xCen, yCen)	real	4			PHOT_SB_SKY
isky	Detection	SSA	Estimate of sky intensity at (xCen, yCen)	real	4			PHOT_SB_SKY