Index: trunk/doc/release.2015/ps1.analysis/analysis.tex
===================================================================
--- trunk/doc/release.2015/ps1.analysis/analysis.tex	(revision 40585)
+++ trunk/doc/release.2015/ps1.analysis/analysis.tex	(revision 40586)
@@ -1832,4 +1832,12 @@
 source in consideration.  The 'best model' is determined based on the
 minimum $\chi^2$ value for the model fits.
+
+For the PV3 analysis of the $3\pi$ survey data, the fluxes are
+measured for a set of 9 circular apertures with sizes chosen to match
+the similar circular apertures measured by the SDSS analysis.   are measured 
+
+% at least out to aperture # RADIAL_AP_MIN (= 4), but no further than
+% the aperture with radius > skyRadius
+% last bin is first with inner radius >= skyRadius
 
 % \note{more discussion of the selection of the best model}.