Object: Open cluster BERK 61 Constell: CAS RA: 00h 48.5m Decl: +67° 14' Epoch: 2000 Mag: Size: 4' Type: II 1 p Observer: Jere Kahanpää Obs. place: Hartola, Finland Date/Time: 1./2.8.1997, 01.40 Telescope: N 205/1000 Magn: 266x Filter: Field: 11' NE Lim.mag: 6.2m Background sky: 2-3 Seeing: 3 Weather: +8°C, no Moon. Brightness: 5 Alt: 80° Description: A faint group of a dozen stars, brightest of 14th magnitude. Includes a few short chains of stars running S-N. Poor and small but still easily visible.