UBC 68

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0.70 UTI
0.57
CN
1.0
Cdens
0.75
CC3
0.6
Clit
1.0
Cdup
C3 classification AB
Number of members (P>50%) 65
Radius (P>50% members) 5.2 [arcmin]
  • CN 0.57 Moderately populated
  • Cdens 1.0 Very dense
  • CC3 0.75 High quality
  • Clit 0.6 Moderately studied
  • Cdup 1.0 Unique
đŸ“Ĩ Members 📊 Colab đŸ”Ŧ Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (Îą, δ) 🔍 Simbad (Îą, δ)

Overview
ℹī¸
UBC 68 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is moderately studied in the literature.
Relatively close Moderate extinction Near-solar metallicity Intermediate age

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

Cavallo et al. (2024)
Gold sample.

Data
🔍 Search references for UBC 68 in: SciX Simbad
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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 91.184 36.787 0.45 -0.536 -1.624 13.31
Almeida et al. 2025 91.166 36.78 – – – –
Zhang et al. 2024 91.185 36.794 – – – –
Hunt & Reffert 2024 91.185 36.794 0.435 -0.54 -1.615 –
Cavallo et al. 2024 91.206 36.819 0.439 – – –
Hunt & Reffert 2023 91.185 36.794 0.435 -0.54 -1.615 –
Almeida et al. 2023 91.174 36.782 – – – –
Dias et al. 2021 91.166 36.78 0.364 -0.468 -1.722 –
Cantat-Gaudin et al. 2020 91.18 36.784 0.441 -0.512 -1.711 –
Cantat-Gaudin & Anders 2020 91.18 36.784 0.441 -0.512 -1.711 –
Castro-Ginard et al. 2019 91.172 36.772 0.432 -0.505 -1.693 –

💡 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
Almeida et al. 2025 2.01 1.30 – 151 – 499 – –
Zhang et al. 2024 – – – – 0.008* – – –
Hunt & Reffert 2024 – – – – – 306* – –
Cavallo et al. 2024 2.14 1.10 – 316 0.010 – – –
Hunt & Reffert 2023 2.06 0.96 1.33 147 – – – –
Almeida et al. 2023 1.92 1.22 – 120 -0.131 273* 0.47 –
Dias et al. 2021 2.01 1.30 – 151 -0.170 – – –
Cantat-Gaudin et al. 2020 2.37 0.71 – 214 – – – –
Cantat-Gaudin & Anders 2020 2.13 – – – – – – –

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

Visualization
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UBC 68 UCC
UBC 68 HUNT23
UBC 68 CANTAT20
Galactocentric position diagram