HSC 175

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0.52 UTI
0.61
CN
1.0
Cdens
1.0
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members) 7.5 [arcmin]
  • CN 0.61 Moderately populated
  • Cdens 1.0 Very dense
  • CC3 1.0 Very high quality
  • Clit 0.0 Rarely studied
  • Cdup 1.0 Unique

Overview

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HSC 175 is a moderately populated, very dense object of very high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a metal-poor, very young 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 Very young

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 – 273.065 -16.539 0.593 0.896 -1.928 18.874
Hunt & Reffert 2024 273.092 -16.489 0.602 0.848 -1.937 -6.113
Cavallo et al. 2024 273.061 -16.567 0.602 – – –
Hunt & Reffert 2023 273.092 -16.489 0.602 0.848 -1.937 -6.113

💡 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 – – – – – 451* – –
Cavallo et al. 2024 1.31 2.04 – 15 -0.630 – – –
Hunt & Reffert 2023 1.54 1.29 2.32 13 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 4049 100.0 273.03 -16.56 0.6 0.85 -1.93 -3.61 0.31

💡 Note: The % column shows the percentage of members that HSC 175 shares with each listed object.

Visualization

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