reSpefo

is a modern refresh of the original program SPEFO, a simple, yet powerful program for one-dimensional spectra analysis written in Turbo Pascal.

Features:

Import and explore spectra from FITS, ASCII or legacy SPEFO format
Export spectra to FITS or ASCII format
Utility functions for working with a large number of spectra
Interactive rectification (including individual echelle orders using a parametrized blaze function)
Interactive cleaning of cosmics and other flaws
Comparison of several spectra
Interactive RV measurements based on a comparison of direct and flipped line-profile images
Creation of RV tables
Interactive EW and other spectrophotometric measurements
Creation of EW tables

Version 2 (2024-04-20)

This is a new redesigned version with a new calendar versioning scheme, reworked UI and a new internal file format. It is still under active development and may contain bugs.

Downloads (64-bit):

Version 1 (1.1.0 2020-10-04)

This is the original stable version of the reworked program. It has been used and tested but lacks some of the features of the new version.