UBC 1461

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0.58 UTI
0.54
CN
1.0
Cdens
0.75
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members) 1.2 [arcmin]
  • CN 0.54 Moderately populated
  • Cdens 1.0 Very dense
  • CC3 0.75 High quality
  • Clit 0.31 Poorly studied
  • Cdup 1.0 Unique

Overview

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UBC 1461 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a large distance, below the mid-plane, affected by moderate extinction. It is catalogued as a metal-poor, old cluster, but with a large variance across recent sources for the metallicity parameter (see Parameters). It is poorly studied in the literature.

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

Very distant Moderate extinction Metal-poor Old

Cavallo et al. (2024)
Gold sample.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 139.562 -53.28 0.177 -5.058 4.35 71.237
Hu & Soubiran 2025 139.562 -53.279 – – – –
Hunt & Reffert 2024 139.559 -53.276 0.186 -5.038 4.319 69.532
Cavallo et al. 2024 139.562 -53.279 0.185 – – –
Hunt & Reffert 2023 139.559 -53.276 0.186 -5.038 4.319 69.532
Castro-Ginard et al. 2022 139.57 -53.29 0.18 -5.04 4.34 73.47

💡 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
Hu & Soubiran 2025 – – – – -0.240* – – –
Hunt & Reffert 2024 – – – – – 510* – –
Cavallo et al. 2024 4.19 2.01 – 1862 -1.150 – – –
Hunt & Reffert 2023 5.32 1.09 0.86 1549 – – – –
Castro-Ginard et al. 2022 6.00 0.79 – 1690 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWWDL 439 42.1 139.55 -53.27 0.19 -4.96 4.36 62.85 0.14

💡 Note: The % column shows the percentage of members that UBC 1461 shares with each listed object.

Visualization

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