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physical object > naked eye object > h and Chi Persei
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h and Chi Persei
(Perseus OB1, double cluster in Perseus)
subjectfact 
h and Chi Perseiis a part of Perseus armhas source: Croswell, K. 1995 The Alchemy of the Heavens, Anchor Books, 2001-09-27 09:32:19.0
is a part of Perseushas source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:54.0
has distance 2 kpchas source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:54.0
has synonym Perseus OB1has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:54.0
has synonym double cluster in Perseushas source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:54.0
has definition A double stellar association. It contains many young O and B stars and also many M supergiants.has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:54.0
is an instance of OB association2001-09-27 09:30:54.0
is an instance of naked eye objecthas source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:54.0
associationhas most luminous member2001-09-27 09:30:54.0
physical objecthas location or center of gravity2001-09-27 09:27:27.0
has angular momentum2001-09-27 09:27:27.0
has mass2001-09-27 09:27:27.0
has velocity2001-09-27 09:27:27.0
has momentum2001-09-27 09:27:27.0
has temperature2001-09-27 09:27:27.0
has volume2001-09-27 09:27:27.0
has extent2001-09-27 09:27:27.0
has material2001-09-27 09:27:27.0
collection of starshas number of stars2001-09-27 09:30:53.0
has catalog catalog about star systems2001-09-27 09:30:53.0
celestial bodyhas spectra2001-09-27 09:30:09.0

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