GPC1 Reference Catalog

Reductions

Reduction	Date	Reference Catalog	Notes
SAS2.123.rerun20111129	2011-11-30	Synth	Consistent re-reduction with synthetic catalog.
czw.SASg.bkg	2011-12-13	Synth	Includes improved PATTERN.ROW/PATTERN.CELL choices. Only available in g filter.
czw.SAS.continuity	2012-02-29	Synth	Includes continuity correction.
czw.SAStest	2012-03-30	PS1.REF.20120325	Includes Noisemap correction.

Key

Each plot shows the histogram of the previous reductions, indexed by the box width and the pattern used to fill the box. The SAStest (which uses the new reference catalog) is consistently plotted in blue, whereas all previous reductions are plotted in a color representing the filter:

Color	Filter
Green	g.00000
Red	r.00000
Purple	i.00000
Black	z.00000
Brown	y.00000

Zeropoints

Zeropoint Sigma

RA

Dec