HSC 1469

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0.21 UTI
0.26
CN
0.06
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members) 176.8 [arcmin]
  • CN 0.26 Poorly populated
  • Cdens 0.06 Very loose
  • CC3 0.75 High quality
  • Clit 0.0 Rarely studied
  • Cdup 1.0 Unique

Overview

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HSC 1469 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a very close distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.

âš ī¸ Warning: the low UTI value and no obvious signs of duplication (Cdup=1.0) indicate that this is quite probably an asterism, moving group, or artifact, and not a real open cluster.

Very close Low extinction Near-solar metallicity Intermediate age

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 – 51.734 -4.599 5.553 2.526 -6.175 9.488
Zhang et al. 2024 48.175 -4.372 – – – –
Cavallo et al. 2024 51.707 -4.167 5.566 – – –
Hunt & Reffert 2023 48.175 -4.372 5.585 2.352 -6.067 9.221

💡 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
Zhang et al. 2024 – – – – 0.021* – – –
Cavallo et al. 2024 0.17 0.65 – 32 0.110 – – –
Hunt & Reffert 2023 0.18 0.31 0.82 196 – – – –

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

Visualization

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