Basic object information
Name: Berk 86
Type of object: Open cluster
Magnitude: 7.9
Size: 8.0'
Number of stars: 30
Magnitude of brightest star: 9.5
Object classification: I 3 p n
Description: 13" -pF,pS,nRi,nC 19* mags 10..13 at 135X

Catalog position for epoch J2000.0
Right ascension: 20h 20m 24.0s
Declination: +38 42' 00"

Constellation: Cygnus

Observer: Iiro Sairanen
Obs. place: Lakasenpelto, Imatra, Finland
Date/Time: 16/17.10.2003 21:01

Telescope: 16" Dobson f 4.5

Magn: 146x

Filter:

Field: 21'

NE Lim.mag: 5.0

Background sky: 4

Seeing: 4

Height: 66
Visuality: I

Weather: random clouds, 70% moon 6 above horizon in NE, +4C

Poor but detached open cluster. There were quite big differences in stars' magnitudes. The brightest one is 9,5 mag and the dimmest about 14 mag.

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