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Spectra 28 Cyg - HD191610 - mag.: 4.93 - H-alpha detail

Telescope: 0.28 f/10 (C11 Cassegrain)

Spectroscope: LHiResIII with 2400 l/mm grating

Calibration with internal Ar/ne

Calibration RMS: 0.025A

Resolving Power: 13787 (slit 35 µm)

Exposure: 4 x 600s

SNR: