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Table 2

Observation equipment.

Telescope Diameter CCD Pixel size Scale Field of view λc FWHM
(m) (μm/μm) (′′/pix) (′ × ′) (nm) (nm)
6.0 2048 × 2048 13.5 × 13.5 0.18 (2 × 2 bin) 6.1 × 6.1 440, 547, 660, 762 97, 79, 150, 150
RC 2.0 562 × 512 24 × 24 0.99 9.2 × 8.4 431, 547, 686 100, 90, 111
2084 × 2084 24 × 24 0.31 (2 × 2 bin), (3 × 3 bin) 10.8 × 10.8 431, 547, 686 100, 90, 111
LT 2.0 4096 × 4112 15 × 15 0.15 (2 × 2 bin) 10 × 10 435, 537, 617 100, 90, 130

Notes. BTA: 6 m Big Telescope Alt-azimuth (operated by the SAO). RC: 2 m Ritchey-Chretien Telescope (Peak Terskol). LT: 2 m Liverpool Telescope (La Palma).

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