Complesso nebulare della costellazione di Orione: Anello di Barnard SH2-276 con CCD e obiettivo per reflex e filtro Ha
Camera ATIK 4000 Subframes 6 MPix 4 Exposure 600″ Scope William Optics 90 semiapo 0,75x Gain N.R. Date Jun. 23 / 2011 Elaboration PixInsight Mount SkyWatcher NEQ6 Site Capracotta (IS) – ITALY
Camera ATIK 4000 Subframes 1 MPix 4 Exposure 200″ Scope William Optics 90 semiapo 0,75x Gain N.R. Date Jun. 23 / 2011 Elaboration PixInsight Mount SkyWatcher NEQ6 Site Capracotta (IS) – ITALY
Camera ATIK 4000 Subframes 5 MPix 4 Exposure 480″ Scope William Optics 90 semiapo 0,75x Gain N.R. Date Jun. 22 / 2011 Elaboration PixInsight Mount SkyWatcher NEQ6 Site Capracotta (IS) – ITALY