Iiro's DeepSky Sketches

Name: NGC 6642Other name: GCL 97
RA: 18h 31.9m DEC: -23° 29'
Constellation: SGR
Type: Globular cluster
Magnitude: 8.8
Size: 0.8'
Classification: IV
Description: pB,pL,iR,gpmbM
Notes: H II 205,* mags 15....
Observer: Iiro Sairanen
Location: Pico de la Nieve (1540 m), La Palma, Spain
Date: 4/5.4.2008 4:50
Instrument: Newton 110/805 mm
Magnification: 230xFilter: -
Field: 21'Seeing: 2
Background sky: 2NE lim mag: 6.8
Visuality: IHeight: 21°
Weather: +9°C
Description: A round hazy ball, stellar core in the middle with averted vision.
Updated: 16.6.2008 20:54