Basic object information
Object name: NGC 6139
Object type: Globular cluster
Magnitude: 9.1
Size: 8.2'
Object classification: II
Description: B,pL,R,psbM,rr

Catalog information
RA (J2000.0): 16h 27m 42.0s
Dec (J2000.0): -38 51' 00"

Constellation: Scorpius

Observer: Iiro Sairanen
Obs. place: Pico de la Nieve (1900 m), La Palma, Spain
Date/Time: 1/2.4.2008 5:00

Telescope: Newton 110/805 mm

Magn: 115x

Filter:

Field: 43'

NE Lim.mag: 7.0

Background sky: 2

Seeing: 2

Height: 21
Visuality: II
Weather: +8C

Some kind of overhang on the SE corner, the core is little bit elongated in SE-NW direction. Granular in the middle with averted vision.