Image Reduction and Analysis Facility
through the examples
V SAR, Belgrade 2011
- The need for astrophysical software
- Linux !
V SAR, Belgrade 2011
- IRAF: http://iraf.noao.edu/
- http://poincare.matf.bg.ac.rs/~donic/vezbe.html
V SAR, Belgrade 2011
- Photometry & Spectroscopy
- Reduction & Scientific analysis
- The reduction of Echelle Spectra (just briefly)
- Scientific analysis (spectral classification,…)
V SAR, Belgrade 2011
The Echelle Spectrum
V SAR, Belgrade 2011
The Echelle Spectrum
V SAR, Belgrade 2011
- The reduction:
- subtract the over-scan from all images- subtract the bias- trim the spectra- divide the spectra by the flat-field spectra- extract one-dimensional spectra- wavelength and flux calibrate the spectra
V SAR, Belgrade 2011
V SAR, Belgrade 2011
V SAR, Belgrade 2011
Telluric and Helliocentric correction
V SAR, Belgrade 2011
V SAR, Belgrade 2011
Analysis of the scientific data products
