Iiro's DeepSky Sketches

Name: NGC 6517Other name: GCL 81
RA: 18h 1.8m DEC: -8° 58'
Constellation: OPH
Type: Globular cluster
Magnitude: 10.3
Size: 1'
Classification: IV
Description: pB,pL,R,rr
Notes: H II 199
Observer: Iiro Sairanen
Location: Ania, Pirkkala, Finland
Date: 23/24.9.2009 21:40
Instrument: Newton 300/1500 mm
Magnification: 214xFilter: -
Field: 23'Seeing: 4
Background sky: 3NE lim mag: 6.5
Visuality: IHeight: 13°
Weather: +7°C
Description: Due the low height, the seeing was pretty bad. The cluster is granular all through and a core is irregular.
Updated: 28.10.2009 22:21