Output - 1D [Angle-averaged Cross-correlation Product]¶
Metadata¶
Data product name |
DpdLE3gcTwoPointCrossCorr |
Data product custodian |
GC2PCF |
Name of the Schema file |
|
Last Edited for DPDD Version |
1.1 |
Processing Element(s) creating/using the data product |
Creators:
Consumers:
|
Processing function using the data product |
|
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:gcTwoPointCross |
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 cross-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 cross-correlation function.
XML Keywords¶
The product contains the following keywords:
- DataCatalog1
Name of input DATA catalog 1
- RandCatalog1
Name of input RANDOM catalog 1
- DataCatalog2
Name of input DATA catalog 2
- RandCatalog2
Name of input RANDOM catalog 2
- 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 cross correlation
PairsFile FITS file¶
The FITS type le3.gc.2pcf.cross.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 |
||
TTYPE5 |
string |
||
TFORM5 |
string |
||
TUNIT5 |
string |
||
TELESCOP |
Mission identifier |
string = EUCLID |
|
INSTRUME |
PF identifier |
string |
|
FILENAME |
Name of fits file |
string |
|
D1_NAME |
Catalog Related Keywords Name of DATA catalog 1 |
string |
|
D1_ID |
Identifier of DATA catalog 1 |
string |
|
D1_NOBJ |
Object Number of DATA catalog 1 |
integer |
|
R1_NAME |
Name of RANDom catalog 1 |
string |
|
R1_ID |
Identifier of RANDom catalog 1 |
string |
|
R1_NOBJ |
Object Number of RANDom catalog 1 |
integer |
|
D2_NAME |
Name of DATA catalog 2 |
string |
|
D2_ID |
Identifier of DATA catalog 2 |
string |
|
D2_NOBJ |
Object Number of DATA catalog 2 |
integer |
|
R2_NAME |
Name of RANDom catalog 2 |
string |
|
R2_ID |
Identifier of RANDom catalog 2 |
string |
|
R2_NOBJ |
Object Number of RANDom catalog 2 |
integer |
|
RUNTYPE |
Type of clustering measurement |
string |
|
SELECT1 |
Identifier for the SEL selection performed |
string |
|
SELECT2 |
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 |
2PCF Related Keywords 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 |
|
PAIRD1D2 |
double |
||
PAIRD1R2 |
double |
||
PAIRR1D2 |
double |
||
PAIRR1R2 |
double |
||
COSMO_ID |
Cosmology Related Keywords Identifier for the cosmology used |
string |
|
HDU PAIRS: 5 columns table |
||||
|---|---|---|---|---|
Name |
Description |
Unit |
Format |
|
Columns |
SCALE |
Binning Scale |
NA |
FITS 1D |
D1D2 |
D1D2 Cross pairs counted per scale bin |
NA |
FITS 1D |
|
D1R2 |
D1R2 Cross pairs counted per scale bin |
NA |
FITS 1D |
|
R1D2 |
R1D2 Cross pairs counted per scale bin |
NA |
FITS 1D |
|
R1R2 |
R1R2 Cross pairs counted per scale bin |
NA |
FITS 1D |
|
CorrelationFile FITS file¶
The FITS type le3.gc.2pcf.cross.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 |
|
D1_NAME |
Catalog Related Keywords Name of DATA catalog 1 |
string |
|
D1_ID |
Identifier of DATA catalog 1 |
string |
|
D1_NOBJ |
Object Number of DATA catalog 1 |
integer |
|
R1_NAME |
Name of RANDom catalog 1 |
string |
|
R1_ID |
Identifier of RANDom catalog 1 |
string |
|
R1_NOBJ |
Object Number of RANDom catalog 1 |
integer |
|
D2_NAME |
Name of DATA catalog 2 |
string |
|
D2_ID |
Identifier of DATA catalog 2 |
string |
|
D2_NOBJ |
Object Number of DATA catalog 2 |
integer |
|
R2_NAME |
Name of RANDom catalog 2 |
string |
|
R2_ID |
Identifier of RANDom catalog 2 |
string |
|
R2_NOBJ |
Object Number of RANDom catalog 2 |
integer |
|
RUNTYPE |
Type of clustering measurement |
string |
|
SELECT1 |
Identifier for the SEL selection performed |
string |
|
SELECT2 |
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 |
2PCF Related Keywords 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 |
Cross correlation value per bin |
NA |
FITS 1D |
|