UBC 297

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0.69 UTI
0.68
CN
1.0
Cdens
1.0
CC3
0.38
Clit
1.0
Cdup
Radius (P>50% members) 2.1 [arcmin]
  • CN 0.68 Moderately populated
  • Cdens 1.0 Very dense
  • CC3 1.0 Very high quality
  • Clit 0.38 Poorly studied
  • Cdup 1.0 Unique

Overview

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UBC 297 is a moderately populated, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is poorly 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 Intermediate age

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 – 218.074 -62.206 0.344 -6.774 -3.955 -45.972
Hu & Soubiran 2025 218.094 -62.203 – – – –
Hunt & Reffert 2024 218.062 -62.212 0.351 -6.793 -3.972 -52.957
Cavallo et al. 2024 218.094 -62.203 0.35 – – –
Hunt & Reffert 2023 218.062 -62.212 0.351 -6.793 -3.972 -52.957
Cantat-Gaudin et al. 2020 218.081 -62.222 0.327 -6.779 -3.923 –
Castro-Ginard et al. 2020 218.133 -62.211 0.327 -6.786 -3.919 –

💡 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 – – – – -0.030* – – –
Hunt & Reffert 2024 – – – – – 849* – –
Cavallo et al. 2024 1.99 2.41 – 575 -0.090 – – –
Hunt & Reffert 2023 2.57 2.47 1.57 169 – – – –
Cantat-Gaudin et al. 2020 2.72 2.11 – 355 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
LISC 1738 80.5 218.07 -62.21 0.35 -6.79 -3.96 -45.97 0.03

💡 Note: The % column shows the percentage of members that UBC 297 shares with each listed object.

Visualization

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