(AAVSO Photometric All-sky Survey)
(down to 16 magnitude)
APASS (for AAVSO Photometric All-sky Survey)
is a Photometric Survey
in progress since 2010 having yielded
a Catalog with photometry
information on over 60 million stars down
to about 16 Magnitude.
It is all-sky, carried out by special-purpose
automated 20cm Telescopes.
It is a project of AAVSO
(American Association of Variable Star Observers).
|APASS||APASS J327.7257-16.5170||APASS|| |