zall-tilecumulative-SPECPROD-imaging.fits
- Summary:
Concatenation of all
ztile-*-cumulative-imaging.fitsfiles, combining Legacy Survey imaging photometry columns across all TILEs, SURVEYs, and PROGRAMs.- Naming Convention:
zcatalog/v2/zall/zall-tilecumulative-{SPECPROD}-imaging.fits, where{SPECPROD}is the official name of the full reduction, e.g.iron.- Regex:
zall-tilecumulative-[a-z0-9_-]+-imaging\.fits- File Type:
FITS, ~50 GB
This file is row-matched to zall-tilecumulative-SPECPROD.fits and contains the imaging photometry columns stacked from all ztile-*-cumulative-imaging.fits files.
Contents
Number |
EXTNAME |
Type |
Contents |
|---|---|---|---|
PRIMARY |
IMAGE |
Empty |
|
ZCATALOG_IMAGING |
BINTABLE |
Legacy Survey imaging photometry columns |
FITS Header Units
HDU0
EXTNAME = PRIMARY
Required Header Keywords
Required Header Keywords Table
KEY |
Example Value |
Type |
Comment |
|---|---|---|---|
CHECKSUM |
9aaGCVYE9aaECUYE |
str |
HDU checksum |
DATASUM |
0 |
str |
data unit checksum |
ZCATVER |
v2 |
str |
Version of zcatalog files |
Empty HDU.
HDU1
EXTNAME = ZCATALOG_IMAGING
Legacy Survey (LS) imaging photometry columns stacked from all ztile-SURVEY-PROGRAM-GROUPTYPE-imaging.fits cumulative files. Column definitions are identical to that file; see it for descriptions.
Required Header Keywords
Required Header Keywords Table
KEY |
Example Value |
Type |
Comment |
|---|---|---|---|
NAXIS1 |
228 |
int |
width of table in bytes |
NAXIS2 |
10000000 |
int |
number of rows in table |
CHECKSUM |
QA6lQ26iQ96iQ96i |
str |
HDU checksum |
DATASUM |
4284326946 |
str |
data unit checksum |
ZCATVER |
v2 |
str |
Version of zcatalog files |
Required Data Table Columns
See HDU1 of ztile-SURVEY-PROGRAM-GROUPTYPE-imaging.fits for the full column list. The key columns are TARGETID and TILEID; all other columns are the imaging photometry columns from the Legacy Survey.