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'.