Astro Data Lab

Table: des_dr1.psf

(The bold columns are indexed columns)

Column Name	Description	Datatype
ccd	CCD number 1-62	DOUBLE
dec	Sky coordinates (degrees) . DELTAWIN_J2000 from single-exposure SExtractor runs	DOUBLE
e1	Shape of observed star using HSM moments	DOUBLE
e2	Shape of observed star using HSM moments	DOUBLE
exp	Exposure number	DOUBLE
filter	Filter of the observation (grizY)	CHAR
fov_x	Position X in field-of-view coordinates	DOUBLE
fov_y	Position Y in field-of-view coordinates	DOUBLE
psf_e1	Shape of PSFEx model using HSM moments	DOUBLE
psf_e2	Shape of PSFEx model using HSM moments	DOUBLE
psf_size	Size (as sigma) of PSFEx model using HSM moments	DOUBLE
ra	Sky coordinates (degrees) . ALPHAWIN_J2000 from single-exposure SExtractor runs	DOUBLE
size	Size (as sigma) of PSFEx model using HSM moments	DOUBLE
tiling	Tiling number (usually 1-4) of the observation	SMALLINT
x	Position X on CCD	DOUBLE
y	Position Y on CCD	DOUBLE

The Astro Data Lab is part of the Community Science and Data Center (CSDC) at NSF NOIRLab, the national center for ground-based nighttime astronomy in the United States operated by the Association of Universities for Research in Astronomy (AURA) under cooperative agreement with the U.S. National Science Foundation.

For further information, contact datalab@noirlab.edu.