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Table 3
Fabry-perot observational setup.
| Fabry-Perot Parameters | Values |
|
|
|
| Telescope | SPM 2.1 m |
| Date | 13th March 2013 |
| Seeinga | 1.̋5 |
| Instrument | PUMA-FP |
| Detector | CCD Marconi |
| Pixel size | 1.̋3/pix |
| Calibration lamp (λ) | 6562.78 Å |
| Resolution (λ/ Δλ) | 8031 |
| Filter Central Wavelength | 6607 Å |
| Filter Transmission | 66%@6586 Å |
| Filter FWHM (Δλ) | 89 Å |
| Finesse@Hα | 24 |
| Interferometer order@Hα | 330 |
| Free spectral range@Hα | 19.7 Å– 911 km s-1 |
| Number of scanning steps | 47 |
| Sampling step | 0.43 Å–19.38 km s-1 |
| Interferometer FWHM (δλ) | 0.82 Å |
| Total exposure time (s) | 11 280 |
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