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spectrum  42 And - HD 6811 - magn: 4.26

Telescope: 0.28-m  f/10 (C11 Cassegrain)

Spectroscope: LHiResIII with 2400 l/mm grating - 35 µm slit

Calibration with internal Ar/ne

Calibration RMS: 0.053 A (lin)

Resolving Power: 13131 - slit 32 µm

Exposure: 3 x 600 s

SNR: