Collinder 399  -  wide field

50%  resolution (2.3MB)

Object identification (2.3MB)

Object data of Collinder399

Object type: Asterism
Size: 60'
Magnitude: 3.6 mag
Constellation: Vul
Distance: 300 Ly
Notes: It is assumed that Cr399, which is also called the 'coat hanger',  is not a real open star cluster, but an asterism.

Exposure data

Date: 2017-07-23
Location: ATHOS Centro Astronomico / La Palma (900m)
Telescope: Canon EF 70-200mm  f/4 @ 70mm
Camera: Canon EOS 500D (ISO1600)
Mount: iOptron Sky Tracker
Exposure time: 87x1min
Exposure time total: 1h27min
Notes: Image acquisition by CEDIC team (Markus Blauensteiner, Michael Hanl, Christoph Kaltseis, Bernhard Hubl)

Image processing by Markus Blauensteiner