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ifsf_refinestz.pro


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IFSFIT

result = ifsf_refinestz(zinit, wave, flux, err [, sigma=double])

Refine initial guess for stellar redshift by fitting CaII K.

Return value

Best-fit redshift.

Parameters

zinit in required type=double

Initial redshift guess.

wave in required type=dblarr(N)

Wavelengths of spectrum.

flux in required type=dblarr(N)

Fluxes of spectrum.

err in required type=dblarr(N)

Flux errors of spectrum.

Keywords

sigma out optional type=double

Best-fit sigma.

Author information

Author:

David S. N. Rupke:

Rhodes College Department of Physics 2000 N. Parkway Memphis, TN 38104 drupke@gmail.com

Copyright:

Copyright (C) 2013 David S. N. Rupke

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License or any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

History:

ChangeHistory:

2011mar, Joshua Fuchs, created 2011may09, DSNR, ported to generic function 2013nov25, DSNR, documented, renamed, added license and copyright

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Modification date: Mon Feb 17 09:46:52 2014
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