...
Observatory1
http://kanatatmp.g.hatena.ne.jp/kanataobslog/20090223/p1
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... IRAF.2
IRAF is distributed by
the National Optical Astronomy Observatory, which is operated by
AURA under cooperative agreement with the National Science
Foundation
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...
archive3
http://casu.ast.cam.ac.uk
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...4
http://ned.ipac.caltech.edu
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