Output - 1D [Angle-averaged Auto-correlation Product]

Metadata

Data product name	DpdLE3gcTwoPointAutoCorr
Data product custodian	GC2PCF
Name of the Schema file	euc-le3-gc-2pcf-auto.xsd
Last Edited for DPDD Version	1.1
Processing Element(s) creating/using the data product	Creators: LE3_GC_2PCF Consumers: LE_GC_CM2PCF
Processing function using the data product	LE3_GC_TwoPointCovariance This is a SGS pipeline final output product to be used by SWGs.
Proposed for inclusion in EAS/SAS	This product is proposed for inclusion in the SAS: Yes Is going to be used by the SWG-GC for their scientific analysis.

Data Product Elements

Header	object of type sys:genericHeader
Data	object of type gc:gcTwoPointAuto
QualityFlags	object of type dqc:sqfPlaceHolder
Parameters	object of type ppr:genericKeyValueParameters

Detailed Description of the Data Product

This output product is the angle-averaged two-point auto-correlation function at different separation scales. The product contains 2 FITS files: one for the 1D pair counts and one for the angle-averaged two-point auto-correlation function.

XML Keywords

The product contains the following keywords:

DataCatalog

Name of input DATA catalog

RandCatalog

Name of input RANDOM catalog

CountingMethod

Counting method [LINKED_LIST, KD_TREE]

BinType

Binning scale type [LIN, LOG]

BinNumber

Number of bins in scale

BinMinValue

Minimum separation scale Mpc/h

BinMaxValue

Maximum separation scale Mpc/h

UseWeight

Use object weight in the computation [true/false]

SplitFactor

Number of random sub-catalogs used for RR computation

CosmologyID

Identifier for the cosmology used

ReleaseName

Name of the release

PairsFile

FITS file with 1D pair counts

CorrelationFile

FITS file with the angle averaged auto correlation

PairsFile FITS file

The FITS type le3.gc.2pcf.auto.pair.1D contains one binary table HDU named PAIRS with the following structure:

HDU PAIRS: header
	Name	Description	Value
Keywords	XTENSION		string
	BITPIX		integer
	NAXIS		integer
	NAXIS1		integer
	NAXIS2		integer
	PCOUNT		integer
	GCOUNT		integer
	TFIELDS		integer
	EXTNAME		string
	DATE		string
	CHECKSUM		string
	DATASUM		string
	FILENAME		string
	TTYPE1		string
	TFORM1		string
	TUNIT1		string
	TTYPE2		string
	TFORM2		string
	TUNIT2		string
	TTYPE3		string
	TFORM3		string
	TUNIT3		string
	TTYPE4		string
	TFORM4		string
	TUNIT4		string
	TELESCOP	Mission identifier	string = EUCLID
	INSTRUME	PF identifier	string
	FILENAME	Name of FITS file Catalog Related Keywords	string
	D_NAME	Name of DATA catalog	string
	D_ID	Identifier of DATA catalog	string
	D_NOBJ	Object Number of DATA catalog	integer
	R_NAME	Name of RANDom catalog	string
	R_ID	Identifier of RANDom catalog	string
	R_NOBJ	Object Number of RANDom catalog 2PCF Related Keywords	integer
	RUNTYPE	Type of clustering measurement	string
	SELECT	Identifier for the SEL selection performed	string
	BLINDING	Flag that identifies products that have been blinded for scientific analysis	string
	STAT	2PCF Related Keywords Statistics of 2PCF (e.g. ONE_DIM)	string
	METHOD	Pair counting method: KD_TREE, LINKED_LIST	string
	BIN_TYPE	Scale for used in binning: LINear, LOGarithmic	string
	BIN_NUM	Number of bins in scale	integer
	BIN_MIN	Min value of bin in scale	double
	BIN_MAX	Max value of bin in scale	double
	WEIGHT	Use object weight in the computation : true, false	string
	SPLIT	Split factor - number of R subcatalogs - used in computation	integer
	PAIR_DD		double
	PAIR_DR		double
	PAIR_RR		double
	COSMO_ID	Cosmology Related Keywords Identifier for the cosmology used	string

HDU PAIRS: 4 columns table
	Name	Description	Unit	Format
Columns	SCALE	Binning Scale	NA	FITS 1D
	DD	DD pairs counted per scale bin	NA	FITS 1D
	DR	DR pairs counted per scale bin	NA	FITS 1D
	RR	RR pairs counted per scale bin	NA	FITS 1D

CorrelationFile FITS file

The FITS type le3.gc.2pcf.auto.corr.1D contains one binary table HDU named CORRELATION with the following structure:

HDU CORRELATION: header
	Name	Description	Value
Keywords	XTENSION		string
	BITPIX		integer
	NAXIS		integer
	NAXIS1		integer
	NAXIS2		integer
	PCOUNT		integer
	GCOUNT		integer
	TFIELDS		integer
	EXTNAME		string
	DATE		string
	CHECKSUM		string
	DATASUM		string
	FILENAME		string
	TTYPE1		string
	TFORM1		string
	TUNIT1		string
	TTYPE2		string
	TFORM2		string
	TUNIT2		string
	TELESCOP	Mission identifier	string = EUCLID
	INSTRUME	PF identifier	string
	FILENAME	Name of fits file	string
	D_NAME	Catalog Related KeywordsName of DATA catalog	string
	D_ID	Identifier of DATA catalog	string
	D_NOBJ	Object Number of DATA catalog	integer
	R_NAME	Name of RANDom catalog	string
	R_ID	Identifier of RANDom catalog	string
	R_NOBJ	Object Number of RANDom catalog 2PCF Related Keywords	integer
	RUNTYPE	Type of clustering measurement	string
	SELECT	Identifier for the SEL selection performed	string
	BLINDING	Flag that identifies products that have been blinded for scientific analysis	string
	STAT	2PCF Related Keywords Statistics of 2PCF (e.g. ONE_DIM)	string
	METHOD	Pair counting method : KD_TREE, LINKED_LIST	string
	BIN_TYPE	Scale for used in binning : LINear, LOGarithmic	string
	BIN_NUM	Number of bins in scale	integer
	BIN_MIN	Min value of bin in scale	double
	BIN_MAX	Max value of bin in scale	double
	WEIGHT	Use object weight in the computation : true, false	string
	SPLIT	Split factor - number of R subcatalogs - used in computation	integer
	COSMO_ID	Cosmology Related Keywords Identifier for the cosmology used	string

HDU CORRELATION: 2 columns table
	Name	Description	Unit	Format
Columns	SCALE	Bin scale	NA	FITS 1D
	XI	Correlation value per bin	NA	FITS 1D