Cygnus X-1 Extreme Spin2011
Uses X-ray continuum fitting to infer that the Cygnus X-1 black hole rotates with a near-extreme dimensionless spin.
Historical person
Historical biography and chronological timeline for Lijun Gou, based on 1 World History Database records associated with China.
Uses X-ray continuum fitting to infer that the Cygnus X-1 black hole rotates with a near-extreme dimensionless spin.
Astronomer
This biography is assembled from World History Database records filtered by country and personal-name fields. Exact duplicate display records are removed. The database is an index rather than a complete narrative biography; formal research should verify entries against relevant primary or specialist sources.