AN UNBIASED VIEW OF IMMOBILIEN ALGAIDA MALLORCA

This image of ALKAID was received that has a 10cm apo refractor having a focal length of one thousand mm. in the sky of Milan, Bortle 9 or also even worse (!). . Due to the superior gentle pollution and the will to work and not using a guide scope I had to just take photographs at high obtain (three hundred) and 20s of integration each.The camer