Object: Open cluster BERK 15 Constell: AUR RA: 05h 02.3m Decl: +44° 28' Epoch: 2000 Mag: Size: 9' Type: I 2 m Observer: Jere Kahanpää Obs. place: Hartola, Finland Date/Time: 2./3.1.1997, 21.46 Telescope: N 205/1000 Magn: 80x Filter: Field: NE Lim.mag: 5.4m Background sky: 3 Seeing: 3 Weather: -11 °C, no Moon. Occasional clouds and probably thin mist. Brightness: 4 Alt: 70° Description: A faint slightly concentrated glow with a few very faint (14m) stars mostly in the W part. Diffuse. Diam. 3'.