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Cool Spectral Fact - Introduction

Spectral Analysis

What do you see in this picture? An astronomer sees iron. In this spectrum, scientists see the distinct peaks at the precise energies one expects from hight ionized iron. Therefore, we know that the source contains significant amounts of iron in the hot gas of its accretion disk.




 

A service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/GSFC

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