Object: Open cluster MESSIER 39                 Constell: CYG

RA: 21h 32.2m           Decl: +48° 27'          Epoch: 2000
Mag: 4.6m               Size: 31'               Type: III 2 p

Observer: Jere Kahanpää
Obs. place: Hartola, Finland
Date/Time: 17./18.4.1992, 01.40

Telescope: N 205/1000
Magn: 63x               Filter:
Field: 60'              NE Lim.mag: 4.5m
Background sky: 5       Seeing: 3 
Weather: Full Moon.                

Brightness: 2           Alt: 30°
Description: A big cluster, fills 2/3 of the field. Stars mostly
bright but the cl. has also many fainter members. Total about
30.