A good observing night ruined by an Aurora ! › Forums › Spectroscopy › A good observing night ruined by an Aurora ! This topic has 0 replies, 1 voice, and was last updated 1 month, 1 week ago by Robin Leadbeater. Viewing 1 post (of 1 total) Author Posts 10 October 2024 at 9:58 pm #625640 Robin LeadbeaterParticipant Trying to measure a spectrum of Blazar 4C27.50 tonight with the ALPY200 and this is what I get. Worse than living in the city! This topic was modified 1 month, 1 week ago by Robin Leadbeater. Reason: typo Attachments:aurora_light_pollution.png Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Connect with :Login with Sheep CRM Log In