Physical Sciences: Detection of Radio Emission from Cygnus X-1
Abstract
THE X-ray source Cyg X-1 is known to be highly variable and recently has been found to pulsate with a period of 73 ms (ref. 1). Here we report the detection of its radio counterpart at a frequency of 1,415 MHz.
- Publication:
-
Nature
- Pub Date:
- July 1971
- DOI:
- 10.1038/232246a0
- Bibcode:
- 1971Natur.232Q.246B