Home › Forums › Spectroscopy › VV Cephei High Resolution › observing in astronomical twilight
29 May 2017 at 10:12 am #578252
Indeed, Robin with a good background subtraction VV Cep will be quite doable for the H-alpha.
BTW do you intend also to register the high resolution spectra of the Fe II lines at 4233 Å ?
For that we need subtraction of a nearby M type stellar spectrum.