UBC 194

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0.76 UTI
0.75
CN
1.0
Cdens
0.75
CC3
0.65
Clit
1.0
Cdup
Radius (P>50% members) 6.6 [arcmin]
  • CN 0.75 Rich
  • Cdens 1.0 Very dense
  • CC3 0.75 High quality
  • Clit 0.65 Moderately studied
  • Cdup 1.0 Unique

Overview

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UBC 194 is a rich, very dense object of high C3 quality. Its parallax locates it at a relatively close distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster, but with a large variance across recent sources for the metallicity parameter (see Parameters). It is moderately studied in the literature.
Relatively close Low extinction Near-solar metallicity Intermediate age

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

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 – 37.686 48.317 0.727 0.467 -2.849 -30.807
Li et al. 2025 37.686 48.305 0.713 0.52 -2.875 –
Almeida et al. 2025 37.703 48.321 – – – –
Zhang et al. 2024 37.718 48.329 – – – –
Hunt & Reffert 2024 37.718 48.329 0.713 0.467 -2.826 -36.307
Cavallo et al. 2024 37.689 48.318 0.72 – – –
Hunt & Reffert 2023 37.718 48.329 0.713 0.467 -2.826 -36.307
Almeida et al. 2023 37.717 48.337 – – – –
Tarricq et al. 2022 37.64 48.288 0.743 0.474 -2.856 –
Dias et al. 2021 37.703 48.321 0.707 0.485 -2.868 -4.953
Cantat-Gaudin et al. 2020 37.686 48.305 0.713 0.52 -2.875 –
Castro-Ginard et al. 2020 37.689 48.305 0.712 0.493 -2.885 –

💡 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 1.30 0.50 – 339 0.150 – – –
Almeida et al. 2025 1.21 0.83 – 333 – 313 – –
Zhang et al. 2024 – – – – -0.170* – – –
Hunt & Reffert 2024 – – – – – 344* – –
Cavallo et al. 2024 1.32 0.75 – 316 0.020 – – –
Hunt & Reffert 2023 1.29 0.42 0.60 435 – – – –
Almeida et al. 2023 1.28 0.77 – 306 -0.112 308* 0.48 –
Tarricq et al. 2022 1.32 – – 245 – – – –
Dias et al. 2021 1.21 0.83 – 333 -0.091 – – –
Cantat-Gaudin et al. 2020 1.36 0.48 – 229 – – – –

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

Visualization

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