AAS –  Astronomical Association of Susa, Italy: since 1973 continuously performes astronomical research,
publishes Susa Valley (Turin area) local ephemerides and organizes star parties and public conferences.
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AAS - Gino Zanella  - M31 in Andromeda - Somma di 29 immagini da 300sec. a 1600 iso + bias, dark e flat - Canon EOS1100d modificata super uv-ir cut e filtro IDAS lps d1 + apo Tecnosky 70/474 su HEQ5 Synscan - Guida QHY5L-IIm su TS 60/240 - Elaborazione PixInsight e Photoshop cs5.
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