Output - 2D cartesian [Covariance Matrix of the 2D Cartesian 2PCF Product]

Metadata

Data product name	DpdLE3gcCovmatTwoPointCov2Dcart
Data product custodian	GCCM2PCOV2D
Name of the Schema file	euc-le3-gc-cm2p-cov-2D-cart.xsd
Last Edited for DPDD Version	1.1
Processing Element(s) creating/using the data product	Creators: LE3_GC_CM2PCF Consumers: None
Processing function using the data product	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:covmat2pCov2D
QualityFlags	object of type dqc:sqfPlaceHolder
Parameters	object of type ppr:genericKeyValueParameters

Detailed Description of the Data Product

This output product is the covariance and average of the 2D 2PCF in Cartesian coordinates at different separation scales. The product FITS file has 2 HDUs named AVERAGE and COVARIANCE containing a list of keywords that specify the configuration used and a binary table with the 2D correlation function in Cartesian coordinates.

Processing Element(s) creating/using the data product

XML Keywords

The product contains the following keywords:

Statistics

2PCF type [TWO_DIM_CART]

CountingMethod

Counting method [LINKED_LIST, KD_TREE]

BinTypeDim1

binning type along 1st dim

BinNumberDim1

Number of bins along 1st dim

BinMinValueDim1

Minimum separation scale Mpc/h along 1st dim

BinMaxValueDim1

Maximum separation scale Mpc/h along 1st dim

BinTypeDim2

binning type along 2nd dim

BinNumberDim2

Number of bins along 2nd dim

BinMinValueDim2

Minimum separation scale Mpc/h along 2nd dim

BinMaxValueDim2

Maximum separation scale Mpc/h along 2nd dim

SplitFactor

Number of sub-catalogs in which the random catalog has been split for RR computation

UseWeight

Use object weight in the computation [true/false]

ReconstructionID

Identifirer for the reconstruction

CosmologyID

Identifier for the cosmology used

ReleaseName

Name of the release

FileNum

The number of realization used to compute the covariance

FileAdded

Name of the file added to the covariance computation [optional]

InputCross

Input products used are cross-correlation products

CovarianceFile

FITS file with the Average and covariance values

CovarianceFile FITS file

The FITS type le3.gc.cm2p.cov.2D contains two binary tables HDUs named AVERAGE and COVARIANCE with the following structure:

HDU AVERAGE: 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
	TELESCOP	Mission identifier	string = EUCLID
	INSTRUME	PF identifier	string
	FILENAME	Name of fits file	string
	N_FILES	Catalog Related Keywords Name of Random Catalog Used	integer
	INPCROSS	ID of reconstruction used	string
	RUNTYPE	Type of clustering measurement	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	Counting method : KD_TREE, LINKED_LIST	string
	BIN1TYPE	Scale for used in binning dim 1 :LINear, LOGarithmic	string
	BIN1NUM	Number of bins in scale dim 1	integer
	BIN1MIN	Min value of bin in scale dim 1	double
	BIN1MAX	Max value of bin in scale dim 1	double
	BIN2TYPE	Scale for used in binning dim 2 : LINear, LOGarithmic	string
	BIN2NUM	Number of bins in scale dim 2	integer
	BIN2MIN	Min value of bin in scale dim 2	double
	BIN2MAX	Max value of bin in scale dim 2	double
	WEIGHT	Use object weight in the computation : true, false	string
	SPLIT	Split factor - number of R subcatalogs - used in computation	integer
	RECON_ID	Identifier for the Reconstruction	string
	COSMO_ID	Cosmology Related Keywords Identifier for the cosmology used	string

HDU AVERAGE: 3 columns table
	Name	Description	Unit	Format
Columns	SCALE_DIM1	Bin 1d Scale	NA	FITS 1D
	SCALE_DIM2	Bin 2d Scale	NA	FITS 1D
	AVERAGE	Average per scale bin	NA	FITS 1D