NGC 6590 and surroundings in the constellation Sagittarius (the Archer)

This colorful sky section is located in the northwestern part of the Archer. Here, red emission nebulae, blue reflection nebulae and in between dark nebulae come together.

larger image
Optics: Planewave CDK 12.5 with Televue 0.8x reducer
Aperture: 318 mm
Focal Length: 2030 mm
Camera: Canon EOS 700Dac
Exposure: 35 x 300 s
Location: Chamaeleon Observatory, Onjala Lodge, Namibia
Processing: Nebulosity, StarTools, Starnet++, Photoshop
Diameter:45 light years (whole nebula area)
Distance:~5,000 light years
annotated image

Bildfeld am HImmel