HSC 161

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0.49 UTI
0.45
CN
1.0
Cdens
1.0
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members) 2.3 [arcmin]
  • CN 0.45 Poorly 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 161 is a poorly populated, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Relatively close High 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 – 273.512 -18.0 0.39 -1.185 -3.121 -2.721
Hunt & Reffert 2024 273.513 -17.989 0.392 -1.177 -3.1 -1.936
Cavallo et al. 2024 273.516 -18.011 0.392 – – –
Hunt & Reffert 2023 273.513 -17.989 0.392 -1.177 -3.1 -1.936

💡 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 – – – – – 611* – –
Cavallo et al. 2024 1.75 3.33 – 347 -0.370 – – –
Hunt & Reffert 2023 2.30 3.30 2.36 68 – – – –

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

Visualization

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