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The Chandra Cygnus OB2 Legacy Survey: Design and X-Ray Point-source Catalog
(2023-11-01)
The Cygnus OB2 association is the largest concentration of young and massive stars within 2 kpc of the Sun, including an estimated ∼65 O-type stars and hundreds of OB stars. The Chandra Cygnus OB2 Legacy Survey is a large ...