NGC 6528 (GC)
Globular Cluster in Sagittarius
| R.A. | Dec. | Size | Mag | SB | Cnt.St | Type | Distance | Chart |
|---|---|---|---|---|---|---|---|---|
| 18h 04m 50.5s | -30° 03′ 18.8″ | 0′′ | 10.6 | -- | -- | GC | -- | -- |
Source: POSS-2 UK Schmidt Red (STScI) | Field: 10′ × 10′
Background
NGC 6528 is the second globular cluster in Baade's Window, 26,000 light-years away. Among the most metal-rich globulars known, with a chemical composition more like Galactic-bulge stars than typical halo populations.
My Observing Notes
55-cm (Club 22-inch f/5 Lord Sidious): The fainter, denser member of the Baade's Window globular pair, observed alongside NGC 6522.(11 April 2026)
References
Charts
Ultra-wide view (~25° field)
Wide-field view with Telrad rings (4°, 2°, 0.5°)
Finderscope view (9×50 RACI, ~4.4° TFOV)
Eyepiece view — 35 mm Panoptic on 12-inch f/5 (1.6° TFOV)