Home › Forums › Spectroscopy › LED street lamps › Sky background subtraction
6 October 2017 at 12:50 am #578617
I think I posted an image on this topic some time ago (light pollution lines that were not Na).
Generally, the software assisted sky background subtraction we use when processing spectral images pretty well mitigates all light pollution. I think it’s one of the best kept secrets of suburban spectroscopy (versus photometry and astrophotography).