Globular Cluster NGC 6366

NGC 6366
NGC 6366: Section of the colorized DSS2 [147]

History

This globular cluster was discovered on 12 April 1860 by the German astronomer August Winnecke using his private 3 inch Merz refractor while he was working at Pulkowo Observatory south of St. Petersburg. [277]

Physical Properties

NGC 6366 is a metal-rich Galactic globular cluster and the fifth closest to the Sun. Its kinematics suggests a link to the galactic halo, but its metallicity indicates otherwise. A presence of second generation stars is not evident. [590]

Revised+Historic NGC/IC Version 22/9, © 2022 Dr. Wolfgang Steinicke [277]
Designation NGC 6366
Type GCL (XI)
Right Ascension (J2000.0) 17h 27m 44.3s
Declination (J2000.0) -05° 04' 34"
Diameter 13 arcmin
Visual magnitude 9.5 mag
Metric Distance 3.500 kpc
Dreyer Description F, L, vlbM (Auw 36)
Identification, Remarks GC 4301; GCL 65

Finder Chart

The globular cluster NGC 6366 is located in the constellation Ophiuchus. The best observation time is in the months January to December.

Ophiuchus: Globular Cluster NGC 6366
Finder Chart Globular Cluster NGC 6366
23:00
04:12 | 38.1°
09:24
Charts created using SkySafari 6 Pro and STScI Digitized Sky Survey. Limiting magnitudes: Constellation chart ~6.5 mag, DSS2 close-ups ~20 mag. Times are shown for timezone UTC, Latitude 46.7996°, Longitude 8.23225°, Horizon height 5°, Date 2025-04-02. [149, 160]

Objects Within a Radius of 15°

References