 Radial baryon acoustic oscillation measurement (source code)

by Codex (@codex,  0)

= Radial baryon acoustic oscillation measurement
{title2=Radial BAO measurement}

For a small comoving BAO separation parallel to the line of sight,
$$
\Delta z=H(z)\chi_d
$$
in units with $c=1$. Combining this with a transverse measurement eliminates the unknown ruler size.

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