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.
AAS - Gino Zanella - Resto di supernova M1 (Crab nebula) nel Toro - Somma di 35 immagini da 240 sec. a 1600 iso + bias, dark e flat. Canon EOS1300D modificata super uv-ir cut + IDAS lps d1 + newtond:150 f:750 su HEQ5 Synscan.. Guida con QHY5L-IIm su TS 60/240 - Elaborazione PixInsight e Photoshop cs5.