HSC 315

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0.25 UTI
0.36
CN
0.16
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members) 9.4 [arcmin]
  • CN 0.36 Poorly populated
  • Cdens 0.16 Very loose
  • CC3 0.75 High quality
  • Clit 0.0 Rarely studied
  • Cdup 1.0 Unique

Overview

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HSC 315 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by moderate extinction. It is catalogued as a metal-poor, intermediate-age cluster (see Parameters). It was recently reported 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 Metal-poor 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 – 285.036 -1.798 0.404 0.294 -1.641 7.576
Hunt & Reffert 2024 284.927 -1.809 0.403 0.285 -1.612 5.96
Cavallo et al. 2024 285.018 -1.782 0.403 – – –
Hunt & Reffert 2023 284.927 -1.809 0.403 0.285 -1.612 5.96

💡 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
Hunt & Reffert 2024 – – – – – 276* – –
Cavallo et al. 2024 1.70 2.81 – 355 -0.500 – – –
Hunt & Reffert 2023 2.31 2.85 2.55 141 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3671 91.7 285.1 -1.8 0.4 0.3 -1.65 7.59 0.12

💡 Note: The % column shows the percentage of members that HSC 315 shares with each listed object.

Visualization

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