Southern Standard Stars for the u'g'r'i'z' System:
Quotes on Photometry
"Having a photometric system without standard stars is like
measuring the distance from New York to Paris in meters without
defining the length of the meter."
--Arne A. Henden & Ronald H. Kaitchuck
(copyright 1990, Willman-Bell, Inc.)
"The only uniform CCD is a dead CCD"
--George Jacoby (attributed)
"Imaging is not photometry"
--Fred Vrba (attributed)
"Anybody can do photometry when it's clear!"
--Olin Eggen (attributed)
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