Testing the observatory I decided to try a very faint asteroide. Chosed the 2015 ON73 wandering around in the Triangulum near the Andromeda border with a magnitude close to 20.…
Testing the observatory I decided to try a very faint asteroide. Chosed the 2015 ON73 wandering around in the Triangulum near the Andromeda border with a magnitude close to 20.…