Copyright © All rights reserved. Made By Erik Bryssinck  Terms of use  |  Privacy policy

Spectra HD 205021 - bet Cep - H-alpha detail

Telescope: 0.28 f/10 (C11 Cassegrain)

Spectroscope: L200 with 1800 l/mm grating

Calibration with internal Ar/ne

Calibration RMS: 0.001 A

Resolving Power: 10002

Exposure: 2 x 300s

SNR: 61