HSC 2083

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0.36 UTI
0.3
CN
0.23
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members) 1.9 [arcmin]
  • CN 0.3 Poorly populated
  • Cdens 0.23 Very loose
  • CC3 0.75 High quality
  • Clit 0.25 Poorly studied
  • Cdup 1.0 Unique

Overview

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HSC 2083 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a large* distance, above the mid-plane, affected by moderate 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 was recently reported in the literature.

(*): The parallax distance estimate (~9.17 kpc) differs significantly from the median photometric distance (~5.92 kpc).

Note: This object shares a large percentage of members with a later reported entry. See table with shared members information.

Very distant Moderate 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 – 130.13 -38.77 0.109 -2.553 3.535 –
Hu & Soubiran 2025 130.121 -38.76 – – – –
Hunt & Reffert 2024 130.111 -38.768 0.121 -2.562 3.526 75.951
Cavallo et al. 2024 130.122 -38.76 0.12 – – –
Hunt & Reffert 2023 130.111 -38.768 0.121 -2.562 3.526 75.951

💡 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
Hu & Soubiran 2025 – – – – -0.160* – – –
Hunt & Reffert 2024 – – – – – 545* – –
Cavallo et al. 2024 5.08 1.89 – 575 0.260 – – –
Hunt & Reffert 2023 6.75 2.26 1.94 425 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3350 96.7 130.14 -38.77 0.12 -2.55 3.54 76.06 0.12

💡 Note: The % column shows the percentage of members that HSC 2083 shares with each listed object.

Visualization

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