placing faint objects on the slit › Forums › Spectroscopy › ALPY 600 limiting magnitude › placing faint objects on the slit 6 October 2016 at 1:56 pm #577511 Robin LeadbeaterParticipant Hi Tony, Yes I will be there. I have some techniques which we can discuss there which should help get your fainter targets on the slit. (Most targets with my modified ALPY 200 are so faint that they are not visible in the guider image at all.) Robin
