wavelengths for which N >2is the range in which the image of
a
point source is
oversampled. When N = 2 there are approximately twelve pixels covering the
Airy disk.
It is important to note that detection of
a
single point source does not require a
large number of pixels covering the Airy disk. For the//26 mode of
the
WFC of
ACS,
for example, mos ...
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