xcsao is an
IRAF task in the
rvsao package which
provides an interactive facility to determine redshifts and
velocity dispersions by cross-correlating a spectrum against template
spectra of known velocities as described by
Tonry and Davis 1979, A.J., 84, 1511).
"RVSAO 2.0: Digital Redshifts and Radial Velocities"
Michael J. Kurtz and
Douglas J. Mink, 1998,
PASP, v. 110, pp. 934-977.
"XCSAO: A Radial Velocity Package for the IRAF Environment"
Kurtz, M.J., Mink, D.J., Wyatt, W.F., Fabricant, D.G., Torres, G., Kriss, G.,
and Tonry, J.L. 1992, in Astronomical Data Analysis Software and Systems
I, ASP Conf. Ser., Vol. 25, eds. D.M. Worral, C. Biemesderfer, and
J. Barnes, 432.
Last updated September 20, 2019 by Jessica Mink
[rvsao]
[xcsao]
[emsao]
[sumspec]
[linespec]