Object: Open cluster DO 6                       Constell: CYG

RA: 20h 20.8m           Decl: +41° 23'          Epoch: 2000
Mag:                    Size: 10'               Type: IV 2 p n

Observer: Jere Kahanpää
Obs. place: Hartola, Finland
Date/Time: 16./17.8.1997, 00.35

Telescope: N 205/1000
Magn: 133x              Filter: -
Field: 22'              NE Lim.mag: 5.0m
Background sky: 5       Seeing: 4
Weather: +7 °C, full Moon low S. Moderately bright NLCs N. 

Brightness: 3           Alt: 70°
Description: A loose grouping of 15 stars. This is probably Do 6
even if the coordinates are not very close to it (Do clusters
are generally very poorly documented). Brightness scattering is
quite large. Centered on a uneven double star (10m+12m) Diam.
6,5'.