Object: Open cluster DO 25 Constell: MON RA: 06h 45.1m Decl: +00° 18' Epoch: 2000 Mag: 7.6m Size: 24' Type: IV 2 p n Observer: Jere Kahanpää Obs. place: Helsinki, Finland Date/Time: 14./15.12.1996, 23.25 Telescope: C 200/2000 Magn: 80x Filter: Field: 37' NE Lim.mag: 5.5m Background sky: 37' Seeing: 2 Weather: -7 °C, no Moon. Brightness: 3 Alt: 24° Description: Two nice W-E -oriented chains of stars but no real concentration of stars. The northernmost chain is brightest and is the dominant feature of the field. It includes about a dozen stars mag. 10-12. The southern chain is more irregular and about a magnitude fainter.