TwT 2017 Nov Pauscollege Psycho
26 Nights in the Provence
I was so lucky to spend some time of in the south of France this summer. Location was the camping site ‘Les Bardons’ to the north side of the Grand Luberon, at an altitude of 550m.
Having camped here for 25+ years I know this area to be very, very consistent in blue skies. Unfortunately also light pollution is marching in from Aix-en-Provence, and Avignon, Apt. The mean SQM in August would be between 21.15 and 21.30
These are the first processed images (click on the image for a larger view):
Ring Nebula M57 in Lyra – further testing the setup
Further tuning the telescope optics: looking for the right distance corrector-sensor (it’s not the Starizona advertized 134.5mm ) and dealing with OAG focus, field, illumination, shadow and also with the new T-Ring filter L-Pro from Optolong.
Continue reading “Ring Nebula M57 in Lyra – further testing the setup”