HSC 1222

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C3
N_50
r_50
BC 22 9.8
Summary

HSC 1222 is a sparse, very loose object of low C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It was recently reported in the literature.

Warning: contains less than 25 stars with P>0.5 estimated.

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

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 62.348 46.533 0.393 -1.102 -0.97
Cavallo et al. (2024) 62.53 46.398 0.398
Hu & Soubiran (2025) 62.53 46.398
           
UCC 62.482 46.499 0.382 -1.108 -0.986 -11.012
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=1.313, diffAV50=0.751, MOD50=11.819, logAge50=9.351
Cavallo et al. (2024) AV50=2.0, dMod50=12.2, logAge50=8.86, [Fe/H]50=0.07
Hu & Soubiran (2025) MA22=-0.11, MA23f=-0.36, MF24=-0.25

Search coordinates in Bayestar19

Cluster region map