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arxiv: astro-ph/9709103 · v1 · pith:ASPXPCFQnew · submitted 1997-09-11 · 🌌 astro-ph

UV observation of a quasar sample

classification 🌌 astro-ph
keywords distributionquasarsamplespectralapprox2averagecomesderived
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The spectral indexes distribution of a quasar sample is derived from a far-UV survey. A red average spectrum is found which comes in support of significant evolution of the QSO spectral energy distribution (SED) since $z\approx2.5$.

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