Are shown according to their actual visibility Four main visibility classes separate out objects that can be seen through 4 8 and 12 inch telescopes Within each visibility class the objects are labeled in different type weights and using graduated shades and colors for the symbols the bo.
interstellarum download deep pdf atlas mobile Interstellarum Deep mobile Sky Atlas free Deep Sky Atlas mobile Interstellarum Deep Sky Atlas PDFAre shown according to their actual visibility Four main visibility classes separate out objects that can be seen through 4 8 and 12 inch telescopes Within each visibility class the objects are labeled in different type weights and using graduated shades and colors for the symbols the bo.