Uhuru discovery of Hercules X-1 spin period
Uhuru observations revealed the presence of X-ray pulsations in Her X-1 (1.2 s) and confirmed that it contains a rapidly rotating neutron star.
Figure adapted from figures by E. Schreier, STScI, taken from Figure 7-2a in Charles and Seward.
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Last modified: Thursday, 26-Jun-2003 13:48:45 EDT