UBC 384

Click to load Aladin Lite
0.66 UTI
0.53
CN
1.0
Cdens
0.75
CC3
0.5
Clit
1.0
Cdup
C3 classification AB
Number of members (P>50%) 56
Radius (P>50% members) 2.0 [arcmin]
  • CN 0.53 Moderately populated
  • Cdens 1.0 Very dense
  • CC3 0.75 High quality
  • Clit 0.5 Moderately studied
  • Cdup 1.0 Unique
đŸ“Ĩ Members 📊 Colab đŸ”Ŧ Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (Îą, δ) 🔍 Simbad (Îą, δ)

Overview
ℹī¸
UBC 384 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It is moderately studied in the literature.

Note: This object shares a large percentage of members with a later reported entry. See table with shared members information.

Relatively close Moderate extinction Near-solar metallicity Young

Almeida et al. (2025)
Mass determination: good fit. Isochrone match: good fit. Silver sample.

Cavallo et al. (2024)
Gold sample.

Data
🔍 Search references for UBC 384 in: SciX Simbad
ℹī¸
Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 328.706 52.816 0.4 -3.895 -3.782 –
Li et al. 2025 328.718 52.821 0.393 -3.858 -3.729 –
Almeida et al. 2025 328.711 52.818 – – – –
Hunt & Reffert 2024 328.704 52.82 0.383 -3.894 -3.785 –
Cavallo et al. 2024 328.716 52.816 0.388 – – –
Hunt & Reffert 2023 328.704 52.82 0.383 -3.894 -3.785 –
Dias et al. 2021 328.711 52.818 0.38 -3.877 -3.734 –
Cantat-Gaudin et al. 2020 328.718 52.821 0.393 -3.858 -3.729 –
Castro-Ginard et al. 2020 328.717 52.812 0.394 -3.882 -3.731 –

💡 Note: The UCC values are estimated from its identified members.

Reference Year Dist [kpc] Av [mag] DAv [mag] Age [Myr] [Fe/H] [dex] Mass [Msun] Bfr BSS
Li et al. 2025 2.17 1.32 – 204 0.047 – – –
Almeida et al. 2025 2.24 1.58 – 70 – 248 – –
Hunt & Reffert 2024 – – – – – 380* – –
Cavallo et al. 2024 2.15 1.72 – 117 0.060 – – –
Hunt & Reffert 2023 2.36 1.47 1.52 69 – – – –
Dias et al. 2021 2.24 1.58 – 70 0.157 – – –
Cantat-Gaudin et al. 2020 2.31 1.30 – 68 – – – –

(*): Indicates that this parameter is assigned more than one value in the corresponding reference.

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWWDL 1938 91.1 328.69 52.82 0.4 -3.9 -3.79 – 0.09

💡 Note: The % column shows the percentage of members that UBC 384 shares with each listed object.

Visualization
ℹī¸
UBC 384 UCC
UBC 384 HUNT23
UBC 384 CANTAT20
Galactocentric position diagram