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physical object > natural object > celestial body > X-ray source > transient X-ray source > Cep X-4
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Cep X-4
subjectfact 
Cep X-4is a part of Cepheus2001-09-27 09:30:23.0
is an instance of transient X-ray sourcehas source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:23.0
X-ray sourcehas wavelength X-ray2001-09-27 09:30:23.0
is a part of celestial sphere2001-09-27 09:30:23.0
celestial bodyhas spectra2001-09-27 09:30:09.0
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