Object: Open cluster BERK 87                    Constell: CYG

RA: 20h 21.7m           Decl: +37° 22'          Epoch: 2000
Mag:                    Size: 12'               Type: IV 2 p 

Observer: Jere Kahanpää
Obs. place: Helsinki, Finland
Date/Time:  2./3.9.1996, 00.25

Telescope: C 200/2000
Magn: 80x               Filter:
Field: 37'              NE Lim.mag:  5.0m
Background sky: 4-5     Seeing: 2 
Weather: 3/5 Moon SE               

Brightness: 3           Alt: 60°
Description: 2 chains of stars and a score faint background
stars. About 15 stars mag. 9...12. The first chain runs W-E and
the second one starts from the center of the first and runs
first towards S and turns then towards W. Easy at 50x, visible
as soon as it comes into field.