HSC 2374

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0.25 UTI
0.0
CN
0.35
Cdens
0.38
CC3
0.25
Clit
1.0
Cdup
Stellar density (N50/rad) 1.8 [N/pc2]
  • CN 0.0 Sparse
  • Cdens 0.35 Loose
  • CC3 0.38 Low quality
  • Clit 0.25 Poorly studied
  • Cdup 1.0 Unique

Overview

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HSC 2374 is a sparse, loose object of low C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a metal-rich, intermediate-age cluster, but with a large variance across recent sources for the age parameter (see Parameters). It was recently reported in the literature.

âš ī¸ Warning: the low UTI value and no obvious signs of duplication (Cdup=1.0) indicate that this is quite probably an asterism, moving group, or artifact, and not a real open cluster.

Liu et al. (2025)
Classified as primordial binary cluster 226 along with Trumpler_15, and of multiple system 65 along with Trumpler_14 and Trumpler_15.

Palma et al. (2025)
Part of multiple system G16, along with Bochum_10, CWNU_2512, Trumpler_14 and Trumpler_15.

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 99999– 162.679 -58.879 0.387 -6.055 2.179 –
Liu et al. 2025 162.74 -58.88 0.39 -6.08 2.18 17.6
Hunt & Reffert 2024 162.739 -58.881 0.387 -6.078 2.184 17.601
Cavallo et al. 2024 162.639 -58.859 0.387 – – –
Hunt & Reffert 2023 162.739 -58.881 0.387 -6.078 2.184 17.601

💡 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] Bfrac BSS
UCC 99999– 3.01 1.42 1.33 181 0.540 104 – –
Liu et al. 2025 4.13 0.60 – 34 – – – –
Hunt & Reffert 2024 – – – – – 104(1) – –
Cavallo et al. 2024 3.01 1.42 – 269 0.540 – – –
Hunt & Reffert 2023 2.46 1.49 1.33 181 – – – –

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Visualization

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