Picture taken with Boren Simon 20 cm F 3.9 and Moravian G2-4000 ccd -15°. Sum 20Min L + 60 HAlpha + 60 min for each RGB channel Bin. 1x1. S. Gasparini. Torre Doganiera Farm (Pievescola-Tuscany_Si) website: www.astrobook.it
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