Open cluster · Carina
tet Car Cluster
Deep skyC 102IC 2602
Scientific overview
tet Car Cluster is an open cluster in the constellation Carina. It spans about 48 arcminutes of sky.
Location in the sky
Precision measurements
Distances and velocities from SIMBAD · IC 2602
| Distance | 493.800759 ly | SIMBAD · catalogued |
| Physical size (major axis) | 6.894759 ly | SIMBAD · derived |
| Radial velocity | 17.6 ± 0.12 km/s | SIMBAD · measured |
| Right ascension (ICRS) | 160.612917 deg | SIMBAD · measured |
| Declination (ICRS) | -64.426111 deg | SIMBAD · measured |
Full field-level provenance
- Distance: Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · mesDistance · dist · 2022ApJ...931..156P · catalogued value · source value 151.4 pc · retrieved 2026-07-11
- Physical size (major axis): Centre de données astronomiques de Strasbourg (CDS) · derived (OpenNGC angular size × SIMBAD distance) · physical size = angular size × distance (small-angle); angular size from OpenNGC, distance from SIMBAD mesDistance · derived · retrieved 2026-07-11
- Radial velocity: Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · rvz_radvel · 2021A&A...647A..19T · direct catalogue measurement · retrieved 2026-07-11
- Right ascension (ICRS): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · ra · 2021A&A...647A..19T · direct catalogue measurement · retrieved 2026-07-11
- Declination (ICRS): Centre de données astronomiques de Strasbourg (CDS) · SIMBAD · basic · dec · 2021A&A...647A..19T · 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 Carina
| Object | Type | Mag | Size (′) |
|---|---|---|---|
| Carina NebulaC 92 · NGC 3372 | H II region | 3 | 120 |
| Wishing Well ClusterC 91 · NGC 3532 | Open cluster | 3 | 12 |
| NGC 2516C 96 · NGC 2516 | Open cluster | 3.8 | 24.3 |
| NGC 3114NGC 3114 | Open cluster | 4.2 | 12.3 |
| IC 2581 | Open cluster | 4.3 | 6 |
| NGC 3293NGC 3293 | Open cluster | 4.7 | 5.1 |
| NGC 2808NGC 2808 | Globular cluster | 5.69 | 9 |
| NGC 3572NGC 3572 | Open cluster | 6.6 | 4.08 |
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.