HSC 1293

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0.04 UTI
0.0
CN
0.05
Cdens
0.25
CC3
0.25
Clit
0.24
Cdup
Radius (P>50% members) 5.5 [arcmin]
  • CN 0.0 Sparse
  • Cdens 0.05 Very loose
  • CC3 0.25 Low quality
  • Clit 0.25 Poorly studied
  • Cdup 0.24 Likely duplicate

Overview

â„šī¸
HSC 1293 is a sparse, very loose object of low C3 quality. Its parallax locates it at a large distance, well below the mid-plane, affected by low extinction. It is catalogued as a metal-poor, old cluster, but with a large variance across recent sources for the metallicity parameter (see Parameters). It was recently reported in the literature.

âš ī¸ Warning: This is likely a duplicate object, which shares a large percentage of members with at least one previously reported entry. See table with shared members information.

Distant Low extinction Metal-poor Old

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as a moving group.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 63.79 32.273 0.188 0.264 -0.662 -12.101
Hu & Soubiran 2025 63.728 32.293 – – – –
Zhang et al. 2024 63.804 32.296 – – – –
Cavallo et al. 2024 63.728 32.293 0.18 – – –
Hunt & Reffert 2023 63.804 32.296 0.18 0.263 -0.605 -8.773

💡 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 – – – – -0.260* – – –
Zhang et al. 2024 – – – – -0.527* – – –
Cavallo et al. 2024 4.53 1.07 – 2884 -0.660 – – –
Hunt & Reffert 2023 4.47 0.80 2.20 1535 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
Cmg 902 76.0 63.78 32.25 0.21 -0.05 -0.46 -17.91 0.29
Cmg 903 4.0 63.98 32.29 0.16 -0.1 -0.96 -19.15 0.03

💡 Note: The % column shows the percentage of members that HSC 1293 shares with each listed object.

Visualization

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