From M 8 to M 16  -  Mosaic of 3 panels

70%  resolution (5.2MB)

Object identification (5.2MB)

Panel 1 (M 8 + M 20)

Panel 2 (Sh2-37)

Panel 3 (M 16 + M 17)

Object data of M8

Object type: Emission nebula
Size: 90' x 40'
Magnitude: 6.0 mag
Constellation: Sgr
Distance: 5,200 Ly
Notes: The Lagoon Nebula (Messier 8) is one of the finest and brightest star-forming regions in the sky. It is a giant cloud of interstellar matter which is currently undergoing vivid star formation, and has already formed a considerable cluster of young stars.

Object data of M16

Object type: Open cluster + emission nebula
Size: 35'
Magnitude: 6.0 mag
Constellation: Ser
Distance: 7,000 Ly
Notes: The Eagle Nebula (Messier 16) is a conspicuous region of active star formation, situated in Serpens Cauda. The starforming nebula, a giant cloud of interstellar gas and dust, has already created a considerable cluster of young stars. The cluster is also referred to as NGC 6611, the nebula as IC 4703.

Exposure data

Date: 2015-10-07 + 2015-10-11 + 2015-10-15
Location: Hacienda Los Andes / Chile (1100m)
Telescope: Canon EF 200mm f/2.8L  @ f/3.5 + mechanical stopper
Camera: EOS6D (ISO1600)
Mount: Astrotrac TT320X
Exposure time: 45x2min for each panel
Exposure time total: 1h30min for each panel
Notes: Image acquisition by CEDIC team (Bernhard Hubl, Justin Kabaus, Christoph Kaltseis, Markus Blauensteiner)

Image processing by Bernhard Hubl