UBC 462

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0.19 UTI
0.0
CN
0.08
Cdens
0.75
CC3
0.25
Clit
0.72
Cdup
Radius (P>50% members) 7.4 [arcmin]
  • CN 0.0 Sparse
  • Cdens 0.08 Very loose
  • CC3 0.75 High quality
  • Clit 0.25 Poorly studied
  • Cdup 0.72 Likely unique

Overview

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UBC 462 is a sparse, very loose object of high C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, young cluster, but with a large variance across recent sources for the age parameter (see Parameters). It is poorly studied in the literature.

Note: This is likely a unique object, which shares a moderate percentage of members with at least one previously reported entry. See table with shared members information.

Distant Low extinction Near-solar metallicity Young

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

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 118.884 -24.056 0.295 -2.654 3.061 –
Almeida et al. 2025 118.937 -24.027 – – – –
Almeida et al. 2023 118.933 -24.027 – – – –
Dias et al. 2021 118.937 -24.027 0.273 -2.668 3.098 –
Cantat-Gaudin et al. 2020 118.846 -24.033 0.287 -2.659 3.041 –

💡 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 3.62 0.90 – 12 – 470 – –
Almeida et al. 2023 2.88 0.58 – 195 -0.054 601* 0.58 –
Dias et al. 2021 3.62 0.90 – 12 -0.100 – – –
Cantat-Gaudin et al. 2020 3.39 0.00 – 40 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
XDOCC 04 52.0 118.82 -24.17 0.3 -2.68 3.06 – 0.08
UBC 461 28.0 119.18 -23.82 0.3 -2.65 3.13 – 0.58
CWWDL 2693 8.0 118.67 -24.07 0.23 -2.54 3.04 113.91 0.06

💡 Note: The % column shows the percentage of members that UBC 462 shares with each listed object.

Visualization

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