難得有免費天文軟件的幫助
天空轉清，風還在吹，雲仍在飄。難得有免費天文軟件的幫助，得出理想照片。HKT 2023 09 25 20:26, Telescope:Astro Physics, Star 12 ED, D=12cm, F.L.=102cm, Prime Focus, Losmandy G-11Equatorial Mount with motor drive. Canon EOS 300D camera, ISO 100, 1/160 secexposure. Stack by AutoStakkert and Wavelet by RegiStax with 30% in 20 jpg films.Atmospheric Transparent 9/10, Seeing : 8/10.
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