"The Coathanger" or
Collinder 399 (Cr 399) is an asterism: a grouping of stars
that can be see from Earth showing a peculiar alignment
which in this
case seems the shape of a coathanger. The straight line
formed by six stars is the support and four stars in its
south side (upwards in image) forms the hook.
Was first described by the Persian astronomer Abd
Al-Rahman Al Sufi in his "Book of Fixed Stars" written on
Immersed into the Milky Way is located between
constellations Vulpecula and Sagitta. Its ten stars have a
brightness from 5 to 7 magnitude.
Under a dark sky can be seen at naked eye as an unresolved
patch of light, but using only a binoculars appears
immediately the Coathanger.
GSO 8" f/3.8 & Canon EOS-100D (16 x 240 sec. at
ISO-1600); from Hoya Redonda, Valencia (Spain)