Posted by Robin Leadbeater at 16:24 on 2013 Sep 30
Hi Bill,Yes I did something similar back in 2005 but yours are better. http://www.threehillsobservatory.co.uk/astro/spectra_20.htmI was pleased to get anything at all and then moved on.There does not appear to be many if any doing it as part of routine monitoring.CheersRobin