HEASARC Staff Scientist Position - Applications are now being accepted for a Staff Scientist with significant experience and interest in the technical aspects of astrophysics research, to work in the High Energy Astrophysics Science Archive Research Center (HEASARC) at NASA Goddard Space Flight Center (GSFC) in Greenbelt, MD. Refer to the AAS Job register for full details.

Cyg X-3

These 2000-3000s exposures in the SIS of Cyg X-3 are taken at the minimum and maximum of the 4.8-hour modulation. Note that the iron line is stronger at the minimum of the modulation.

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