NGC 330
Scientific overview
NGC 330 is an open cluster in the constellation Tucana. It shines at apparent magnitude 9.55 and spans about 2.8 arcminutes of sky.
Observation guide
Guidance follows standard observing practice, derived from the object's real magnitude and position. A dark, moonless sky always helps.
Location in the sky
Precision measurements
Distances and velocities from SIMBAD · NGC 330
| Right ascension (ICRS) | 14.077292 deg | SIMBAD · measured |
| Declination (ICRS) | -72.462528 deg | SIMBAD · measured |
Full field-level provenance
- Right ascension (ICRS): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · ra · 2021MNRAS.504.4160S · direct catalogue measurement · retrieved 2026-07-11
- Declination (ICRS): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · dec · 2021MNRAS.504.4160S · direct catalogue measurement · retrieved 2026-07-11
Physical size is derived from the OpenNGC angular size and the catalogued distance (small-angle: size = angle × distance). This is a Galactic object: its Doppler shift is shown as a radial velocity, not a cosmological redshift. Fields a source did not provide are omitted, never invented.
Other objects in Tucana
| Object | Type | Mag | Size (′) |
|---|---|---|---|
| Small Magellanic CloudNGC 292 | Barred spiral galaxy | 2.3 | 299.92 |
| 47 Tuc ClusterC 106 · NGC 104 | Globular cluster | 4.09 | 31.8 |
| NGC 362C 104 · NGC 362 | Globular cluster | 6.58 | 8.7 |
Sources
The primary and reference sources this topic draws on.
- OpenNGCOpenNGC (M. Verga) — NGC/IC, Messier, and Caldwell catalogue data
Openly-licensed deep-sky catalogue: object types, positions, magnitudes, sizes, morphology, and cross-identifiers.